diff --git a/.github/scripts/kernel_checker.py b/.github/scripts/kernel_checker.py
index 373ba60365e..c4c5d418a66 100755
--- a/.github/scripts/kernel_checker.py
+++ b/.github/scripts/kernel_checker.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #/*
-# * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+# * FreeRTOS Kernel V11.3.1
 # * Copyright (C) 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
 # *
@@ -128,7 +128,7 @@
 
 KERNEL_HEADER = [
     '/*\n',
-    ' * FreeRTOS Kernel <DEVELOPMENT BRANCH>\n',
+    ' * FreeRTOS Kernel V11.3.1\n',
     ' * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.\n',
     ' *\n',
     ' * SPDX-License-Identifier: MIT\n',
diff --git a/croutine.c b/croutine.c
index 95cbb294c5e..397c052934e 100644
--- a/croutine.c
+++ b/croutine.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/event_groups.c b/event_groups.c
index c69b9655766..4714467d128 100644
--- a/event_groups.c
+++ b/event_groups.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/examples/cmake_example/main.c b/examples/cmake_example/main.c
index 4b7ad5c5f29..a7c1917c4bf 100644
--- a/examples/cmake_example/main.c
+++ b/examples/cmake_example/main.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/examples/coverity/FreeRTOSConfig.h b/examples/coverity/FreeRTOSConfig.h
index 5feaa40de41..a55b3e8c7ed 100644
--- a/examples/coverity/FreeRTOSConfig.h
+++ b/examples/coverity/FreeRTOSConfig.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/examples/template_configuration/FreeRTOSConfig.h b/examples/template_configuration/FreeRTOSConfig.h
index 58727854d46..88efedd20e1 100644
--- a/examples/template_configuration/FreeRTOSConfig.h
+++ b/examples/template_configuration/FreeRTOSConfig.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/FreeRTOS.h b/include/FreeRTOS.h
index f5411fdd637..1a7e6e70dfb 100644
--- a/include/FreeRTOS.h
+++ b/include/FreeRTOS.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/StackMacros.h b/include/StackMacros.h
index d0c624733e5..9acfa18473e 100644
--- a/include/StackMacros.h
+++ b/include/StackMacros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/atomic.h b/include/atomic.h
index 335a77fdfdf..6bacfadd68f 100644
--- a/include/atomic.h
+++ b/include/atomic.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/croutine.h b/include/croutine.h
index 616553669ad..07ca2bdc238 100644
--- a/include/croutine.h
+++ b/include/croutine.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/deprecated_definitions.h b/include/deprecated_definitions.h
index edc0f2246e1..ce0d555a648 100644
--- a/include/deprecated_definitions.h
+++ b/include/deprecated_definitions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/event_groups.h b/include/event_groups.h
index d42c87b2850..1120183f2f6 100644
--- a/include/event_groups.h
+++ b/include/event_groups.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/list.h b/include/list.h
index 1c0232369e1..769b047292a 100644
--- a/include/list.h
+++ b/include/list.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/message_buffer.h b/include/message_buffer.h
index cac6db3ba42..cba18d3efad 100644
--- a/include/message_buffer.h
+++ b/include/message_buffer.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/mpu_prototypes.h b/include/mpu_prototypes.h
index d8dc56a48ef..00d8c097d57 100644
--- a/include/mpu_prototypes.h
+++ b/include/mpu_prototypes.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/mpu_syscall_numbers.h b/include/mpu_syscall_numbers.h
index 7c625a78da9..4531bb250e0 100644
--- a/include/mpu_syscall_numbers.h
+++ b/include/mpu_syscall_numbers.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/mpu_wrappers.h b/include/mpu_wrappers.h
index ebbd5f94055..97790362aa9 100644
--- a/include/mpu_wrappers.h
+++ b/include/mpu_wrappers.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/newlib-freertos.h b/include/newlib-freertos.h
index 4414d24adaa..11435e86e67 100644
--- a/include/newlib-freertos.h
+++ b/include/newlib-freertos.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/picolibc-freertos.h b/include/picolibc-freertos.h
index 5cf01afa80e..641b55f0451 100644
--- a/include/picolibc-freertos.h
+++ b/include/picolibc-freertos.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/portable.h b/include/portable.h
index 68e11e79311..aa23e2d93a7 100644
--- a/include/portable.h
+++ b/include/portable.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/projdefs.h b/include/projdefs.h
index 04ec47faedd..ceaadf46eeb 100644
--- a/include/projdefs.h
+++ b/include/projdefs.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/queue.h b/include/queue.h
index 90d185c3d96..48ea4dbf601 100644
--- a/include/queue.h
+++ b/include/queue.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/semphr.h b/include/semphr.h
index 7b44d78c058..7d16072c7c1 100644
--- a/include/semphr.h
+++ b/include/semphr.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/stack_macros.h b/include/stack_macros.h
index 6d0117722af..fc63278c5ac 100644
--- a/include/stack_macros.h
+++ b/include/stack_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/stdint.readme b/include/stdint.readme
index bfe3bb6f861..af5978f92cf 100644
--- a/include/stdint.readme
+++ b/include/stdint.readme
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/stream_buffer.h b/include/stream_buffer.h
index 577420c4465..321baa64a7e 100644
--- a/include/stream_buffer.h
+++ b/include/stream_buffer.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/include/task.h b/include/task.h
index 193d242f52f..09f18751e8b 100644
--- a/include/task.h
+++ b/include/task.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
@@ -54,10 +54,10 @@
  * The tskKERNEL_VERSION_MAJOR, tskKERNEL_VERSION_MINOR, tskKERNEL_VERSION_BUILD
  * values will reflect the last released version number.
  */
-#define tskKERNEL_VERSION_NUMBER                      "V11.1.0+"
+#define tskKERNEL_VERSION_NUMBER                      "V11.3.1"
 #define tskKERNEL_VERSION_MAJOR                       11
-#define tskKERNEL_VERSION_MINOR                       1
-#define tskKERNEL_VERSION_BUILD                       0
+#define tskKERNEL_VERSION_MINOR                       3
+#define tskKERNEL_VERSION_BUILD                       1
 
 /* MPU region parameters passed in ulParameters
  * of MemoryRegion_t struct. */
diff --git a/include/timers.h b/include/timers.h
index 191703928f2..7f0c85c19d3 100644
--- a/include/timers.h
+++ b/include/timers.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/list.c b/list.c
index 0c0f3676e3a..c6ef877ae52 100644
--- a/list.c
+++ b/list.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/manifest.yml b/manifest.yml
index bd893f162b2..8c53dd8c75d 100644
--- a/manifest.yml
+++ b/manifest.yml
@@ -1,4 +1,4 @@
 name : "FreeRTOS-Kernel"
-version: "V11.0.1+"
+version: "V11.3.1"
 description: "FreeRTOS Kernel."
 license: "MIT"
diff --git a/portable/ARMv8M/copy_files.py b/portable/ARMv8M/copy_files.py
index ddeeb13ea33..71c6d1a23cf 100644
--- a/portable/ARMv8M/copy_files.py
+++ b/portable/ARMv8M/copy_files.py
@@ -1,5 +1,5 @@
 #/*
-# * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+# * FreeRTOS Kernel V11.3.1
 # * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # *
 # * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/port.c b/portable/ARMv8M/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/ARMv8M/non_secure/port.c
+++ b/portable/ARMv8M/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/mpu_wrappers_v2_asm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/mpu_wrappers_v2_asm.c
index 7a62caff02c..a3fc377caee 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/mpu_wrappers_v2_asm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c
index bd16547597d..24a8ee1c180 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h
index f0d8b273daa..14f73a1c8e2 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/mpu_wrappers_v2_asm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/mpu_wrappers_v2_asm.c
index 7a62caff02c..a3fc377caee 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/mpu_wrappers_v2_asm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c
index 718119aad48..8f2a11c35d1 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h
index f0d8b273daa..14f73a1c8e2 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/mpu_wrappers_v2_asm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/mpu_wrappers_v2_asm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h
index 02e5c92b0ae..931ba78940c 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/mpu_wrappers_v2_asm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/mpu_wrappers_v2_asm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h
index 9447e655866..390ec343f9d 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM35P/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM35P/portmacro.h
index 9c78947b04d..c7b9b584602 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM35P/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM35P/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM52/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM52/portmacro.h
index a8f48a46a19..8e0e8426866 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM52/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM52/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2025 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM55/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM55/portmacro.h
index 814ec9c5651..11d6470cb27 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM55/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM55/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM85/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM85/portmacro.h
index 88615be1768..892228dd467 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM85/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM85/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_STAR_MC3/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_STAR_MC3/portmacro.h
index 2295105eeb6..192ecfb6352 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_STAR_MC3/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_STAR_MC3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2026 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/mpu_wrappers_v2_asm.S b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/mpu_wrappers_v2_asm.S
index 9289bcbc20b..39695d642bc 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/mpu_wrappers_v2_asm.S
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s
index d8e0abf790c..137d46484c3 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h
index 46c2a2885ad..4fb83e0ee4f 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/mpu_wrappers_v2_asm.S b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/mpu_wrappers_v2_asm.S
index 9289bcbc20b..39695d642bc 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/mpu_wrappers_v2_asm.S
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s
index bfe9eee4bb1..03e8a711ce2 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h
index 46c2a2885ad..4fb83e0ee4f 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/mpu_wrappers_v2_asm.S b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/mpu_wrappers_v2_asm.S
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
index 61da0550355..89a32435063 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/mpu_wrappers_v2_asm.S b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/mpu_wrappers_v2_asm.S
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
index b9612e4877c..db025b57da9 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h
index 9f7c97b9082..d0ce17ec723 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM35P/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM52/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM52/portmacro.h
index d1e4d3a84e9..f1bea987fb5 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM52/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM52/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2025 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h
index e58485e40f3..0a4d223f63a 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM55/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h
index 0268a9592d4..4b2faaf52a3 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM85/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_STAR_MC3/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_STAR_MC3/portmacro.h
index 8ee96052d93..e08182a2639 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_STAR_MC3/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_STAR_MC3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2026 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/ARMv8M/non_secure/portasm.h b/portable/ARMv8M/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/ARMv8M/non_secure/portasm.h
+++ b/portable/ARMv8M/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/non_secure/portmacrocommon.h b/portable/ARMv8M/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/ARMv8M/non_secure/portmacrocommon.h
+++ b/portable/ARMv8M/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c
index 32559ad049c..d041d00b571 100644
--- a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c
+++ b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c
+++ b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s
index f70e8911585..0a52ad12cad 100644
--- a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s
+++ b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s
+++ b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/context/secure_context.c b/portable/ARMv8M/secure/context/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/ARMv8M/secure/context/secure_context.c
+++ b/portable/ARMv8M/secure/context/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/context/secure_context.h b/portable/ARMv8M/secure/context/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/ARMv8M/secure/context/secure_context.h
+++ b/portable/ARMv8M/secure/context/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/heap/secure_heap.c b/portable/ARMv8M/secure/heap/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/ARMv8M/secure/heap/secure_heap.c
+++ b/portable/ARMv8M/secure/heap/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/heap/secure_heap.h b/portable/ARMv8M/secure/heap/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/ARMv8M/secure/heap/secure_heap.h
+++ b/portable/ARMv8M/secure/heap/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/init/secure_init.c b/portable/ARMv8M/secure/init/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/ARMv8M/secure/init/secure_init.c
+++ b/portable/ARMv8M/secure/init/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/init/secure_init.h b/portable/ARMv8M/secure/init/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/ARMv8M/secure/init/secure_init.h
+++ b/portable/ARMv8M/secure/init/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ARMv8M/secure/macros/secure_port_macros.h b/portable/ARMv8M/secure/macros/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/ARMv8M/secure/macros/secure_port_macros.h
+++ b/portable/ARMv8M/secure/macros/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/BCC/16BitDOS/Flsh186/port.c b/portable/BCC/16BitDOS/Flsh186/port.c
index 14b1f6f5ab2..53fc1935b54 100644
--- a/portable/BCC/16BitDOS/Flsh186/port.c
+++ b/portable/BCC/16BitDOS/Flsh186/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/BCC/16BitDOS/Flsh186/prtmacro.h b/portable/BCC/16BitDOS/Flsh186/prtmacro.h
index b1b5c26eb26..95c447956e2 100644
--- a/portable/BCC/16BitDOS/Flsh186/prtmacro.h
+++ b/portable/BCC/16BitDOS/Flsh186/prtmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/BCC/16BitDOS/PC/port.c b/portable/BCC/16BitDOS/PC/port.c
index 0c1c0644e77..2300f8f6d74 100644
--- a/portable/BCC/16BitDOS/PC/port.c
+++ b/portable/BCC/16BitDOS/PC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/BCC/16BitDOS/PC/prtmacro.h b/portable/BCC/16BitDOS/PC/prtmacro.h
index d2443180675..c85e9f1fd51 100644
--- a/portable/BCC/16BitDOS/PC/prtmacro.h
+++ b/portable/BCC/16BitDOS/PC/prtmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/BCC/16BitDOS/common/portasm.h b/portable/BCC/16BitDOS/common/portasm.h
index 3e3acf0bdfe..74d6f2c891f 100644
--- a/portable/BCC/16BitDOS/common/portasm.h
+++ b/portable/BCC/16BitDOS/common/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/BCC/16BitDOS/common/portcomn.c b/portable/BCC/16BitDOS/common/portcomn.c
index 0e1bca1ab74..2148880bf04 100644
--- a/portable/BCC/16BitDOS/common/portcomn.c
+++ b/portable/BCC/16BitDOS/common/portcomn.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCRH/F1Kx/port.c b/portable/CCRH/F1Kx/port.c
index 3a43ff418d1..6417816bd18 100644
--- a/portable/CCRH/F1Kx/port.c
+++ b/portable/CCRH/F1Kx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCRH/F1Kx/portasm.s b/portable/CCRH/F1Kx/portasm.s
index ff8e7ee31f5..170116882f5 100644
--- a/portable/CCRH/F1Kx/portasm.s
+++ b/portable/CCRH/F1Kx/portasm.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/CCRH/F1Kx/portmacro.h b/portable/CCRH/F1Kx/portmacro.h
index a665ad23d2a..babd483a803 100644
--- a/portable/CCRH/F1Kx/portmacro.h
+++ b/portable/CCRH/F1Kx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_CM3/port.c b/portable/CCS/ARM_CM3/port.c
index 8373c14c0d4..8a89e6a5251 100644
--- a/portable/CCS/ARM_CM3/port.c
+++ b/portable/CCS/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_CM3/portasm.asm b/portable/CCS/ARM_CM3/portasm.asm
index 483a66b49e4..6d4f6417b3f 100644
--- a/portable/CCS/ARM_CM3/portasm.asm
+++ b/portable/CCS/ARM_CM3/portasm.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_CM3/portmacro.h b/portable/CCS/ARM_CM3/portmacro.h
index 42498555fe0..fdcf905ee3a 100644
--- a/portable/CCS/ARM_CM3/portmacro.h
+++ b/portable/CCS/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_CM4F/port.c b/portable/CCS/ARM_CM4F/port.c
index 1ad05077d9e..dc394764407 100644
--- a/portable/CCS/ARM_CM4F/port.c
+++ b/portable/CCS/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_CM4F/portasm.asm b/portable/CCS/ARM_CM4F/portasm.asm
index 81d0a71c227..19d14f3c9e2 100644
--- a/portable/CCS/ARM_CM4F/portasm.asm
+++ b/portable/CCS/ARM_CM4F/portasm.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_CM4F/portmacro.h b/portable/CCS/ARM_CM4F/portmacro.h
index faefd124c51..94fa405137d 100644
--- a/portable/CCS/ARM_CM4F/portmacro.h
+++ b/portable/CCS/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_Cortex-R4/port.c b/portable/CCS/ARM_Cortex-R4/port.c
index 853248f4085..588b7487467 100644
--- a/portable/CCS/ARM_Cortex-R4/port.c
+++ b/portable/CCS/ARM_Cortex-R4/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_Cortex-R4/portASM.asm b/portable/CCS/ARM_Cortex-R4/portASM.asm
index f20af2941c4..1ad41da13da 100644
--- a/portable/CCS/ARM_Cortex-R4/portASM.asm
+++ b/portable/CCS/ARM_Cortex-R4/portASM.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/ARM_Cortex-R4/portmacro.h b/portable/CCS/ARM_Cortex-R4/portmacro.h
index 644f13a3cfa..e65e30a9150 100644
--- a/portable/CCS/ARM_Cortex-R4/portmacro.h
+++ b/portable/CCS/ARM_Cortex-R4/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/MSP430X/data_model.h b/portable/CCS/MSP430X/data_model.h
index b199175c054..deb0ed9d571 100644
--- a/portable/CCS/MSP430X/data_model.h
+++ b/portable/CCS/MSP430X/data_model.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/MSP430X/port.c b/portable/CCS/MSP430X/port.c
index 2097a293189..54ba05c6cab 100644
--- a/portable/CCS/MSP430X/port.c
+++ b/portable/CCS/MSP430X/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/MSP430X/portext.asm b/portable/CCS/MSP430X/portext.asm
index dbbcec0aac8..7e57d57e5f8 100644
--- a/portable/CCS/MSP430X/portext.asm
+++ b/portable/CCS/MSP430X/portext.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/CCS/MSP430X/portmacro.h b/portable/CCS/MSP430X/portmacro.h
index c00c5a90266..1c0ceadad84 100644
--- a/portable/CCS/MSP430X/portmacro.h
+++ b/portable/CCS/MSP430X/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/ColdFire_V1/port.c b/portable/CodeWarrior/ColdFire_V1/port.c
index 520c62ac5a6..275cbb234e9 100644
--- a/portable/CodeWarrior/ColdFire_V1/port.c
+++ b/portable/CodeWarrior/ColdFire_V1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/ColdFire_V1/portasm.S b/portable/CodeWarrior/ColdFire_V1/portasm.S
index 1f00348af40..4d4ccadd2e1 100644
--- a/portable/CodeWarrior/ColdFire_V1/portasm.S
+++ b/portable/CodeWarrior/ColdFire_V1/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/ColdFire_V1/portmacro.h b/portable/CodeWarrior/ColdFire_V1/portmacro.h
index 2f224d30bce..ad369c82b24 100644
--- a/portable/CodeWarrior/ColdFire_V1/portmacro.h
+++ b/portable/CodeWarrior/ColdFire_V1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/ColdFire_V2/port.c b/portable/CodeWarrior/ColdFire_V2/port.c
index 64b2d078b30..4f5714299a8 100644
--- a/portable/CodeWarrior/ColdFire_V2/port.c
+++ b/portable/CodeWarrior/ColdFire_V2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/ColdFire_V2/portasm.S b/portable/CodeWarrior/ColdFire_V2/portasm.S
index 66f4292597a..c889e27e35f 100644
--- a/portable/CodeWarrior/ColdFire_V2/portasm.S
+++ b/portable/CodeWarrior/ColdFire_V2/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/ColdFire_V2/portmacro.h b/portable/CodeWarrior/ColdFire_V2/portmacro.h
index 55b38ae3a6b..9b1d572ceed 100644
--- a/portable/CodeWarrior/ColdFire_V2/portmacro.h
+++ b/portable/CodeWarrior/ColdFire_V2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/HCS12/port.c b/portable/CodeWarrior/HCS12/port.c
index fbff071ea8a..227ec907949 100644
--- a/portable/CodeWarrior/HCS12/port.c
+++ b/portable/CodeWarrior/HCS12/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/CodeWarrior/HCS12/portmacro.h b/portable/CodeWarrior/HCS12/portmacro.h
index 8e6eb1057f2..8b30d43525c 100644
--- a/portable/CodeWarrior/HCS12/portmacro.h
+++ b/portable/CodeWarrior/HCS12/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Common/mpu_wrappers.c b/portable/Common/mpu_wrappers.c
index 5bc4181e2d3..0778977023c 100644
--- a/portable/Common/mpu_wrappers.c
+++ b/portable/Common/mpu_wrappers.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Common/mpu_wrappers_v2.c b/portable/Common/mpu_wrappers_v2.c
index 612cbae1840..b81bf0fbde4 100644
--- a/portable/Common/mpu_wrappers_v2.c
+++ b/portable/Common/mpu_wrappers_v2.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_AT91FR40008/port.c b/portable/GCC/ARM7_AT91FR40008/port.c
index 30bbb9f4805..c096d1eb550 100644
--- a/portable/GCC/ARM7_AT91FR40008/port.c
+++ b/portable/GCC/ARM7_AT91FR40008/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_AT91FR40008/portISR.c b/portable/GCC/ARM7_AT91FR40008/portISR.c
index b4ddcc06daa..5f208b46522 100644
--- a/portable/GCC/ARM7_AT91FR40008/portISR.c
+++ b/portable/GCC/ARM7_AT91FR40008/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_AT91FR40008/portmacro.h b/portable/GCC/ARM7_AT91FR40008/portmacro.h
index 4dbadab3f0f..a0074618f41 100644
--- a/portable/GCC/ARM7_AT91FR40008/portmacro.h
+++ b/portable/GCC/ARM7_AT91FR40008/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_AT91SAM7S/port.c b/portable/GCC/ARM7_AT91SAM7S/port.c
index 6750c45ee57..679dc69aa4f 100644
--- a/portable/GCC/ARM7_AT91SAM7S/port.c
+++ b/portable/GCC/ARM7_AT91SAM7S/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_AT91SAM7S/portISR.c b/portable/GCC/ARM7_AT91SAM7S/portISR.c
index 9e5ff6c9857..14207fc2086 100644
--- a/portable/GCC/ARM7_AT91SAM7S/portISR.c
+++ b/portable/GCC/ARM7_AT91SAM7S/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_AT91SAM7S/portmacro.h b/portable/GCC/ARM7_AT91SAM7S/portmacro.h
index 3f2242fa91d..b3c5c0ce60d 100644
--- a/portable/GCC/ARM7_AT91SAM7S/portmacro.h
+++ b/portable/GCC/ARM7_AT91SAM7S/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_LPC2000/port.c b/portable/GCC/ARM7_LPC2000/port.c
index 2c8268af554..106c02f4b70 100644
--- a/portable/GCC/ARM7_LPC2000/port.c
+++ b/portable/GCC/ARM7_LPC2000/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_LPC2000/portISR.c b/portable/GCC/ARM7_LPC2000/portISR.c
index 4255df713b8..a2235230921 100644
--- a/portable/GCC/ARM7_LPC2000/portISR.c
+++ b/portable/GCC/ARM7_LPC2000/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_LPC2000/portmacro.h b/portable/GCC/ARM7_LPC2000/portmacro.h
index 8e82cc08ec0..957912f133a 100644
--- a/portable/GCC/ARM7_LPC2000/portmacro.h
+++ b/portable/GCC/ARM7_LPC2000/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_LPC23xx/port.c b/portable/GCC/ARM7_LPC23xx/port.c
index 8ac1df70931..3fc31844803 100644
--- a/portable/GCC/ARM7_LPC23xx/port.c
+++ b/portable/GCC/ARM7_LPC23xx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_LPC23xx/portISR.c b/portable/GCC/ARM7_LPC23xx/portISR.c
index 1cf7c7dae68..9fff804f4ab 100644
--- a/portable/GCC/ARM7_LPC23xx/portISR.c
+++ b/portable/GCC/ARM7_LPC23xx/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM7_LPC23xx/portmacro.h b/portable/GCC/ARM7_LPC23xx/portmacro.h
index 3f2242fa91d..b3c5c0ce60d 100644
--- a/portable/GCC/ARM7_LPC23xx/portmacro.h
+++ b/portable/GCC/ARM7_LPC23xx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_AARCH64/port.c b/portable/GCC/ARM_AARCH64/port.c
index 7f080db7431..5e00cd9fa90 100644
--- a/portable/GCC/ARM_AARCH64/port.c
+++ b/portable/GCC/ARM_AARCH64/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_AARCH64/portASM.S b/portable/GCC/ARM_AARCH64/portASM.S
index e684755bf13..00e8f9afc7a 100644
--- a/portable/GCC/ARM_AARCH64/portASM.S
+++ b/portable/GCC/ARM_AARCH64/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_AARCH64/portmacro.h b/portable/GCC/ARM_AARCH64/portmacro.h
index 0091357ee14..7bfad45591d 100644
--- a/portable/GCC/ARM_AARCH64/portmacro.h
+++ b/portable/GCC/ARM_AARCH64/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_AARCH64_SRE/port.c b/portable/GCC/ARM_AARCH64_SRE/port.c
index ab9290d4327..8e21ce070d7 100644
--- a/portable/GCC/ARM_AARCH64_SRE/port.c
+++ b/portable/GCC/ARM_AARCH64_SRE/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_AARCH64_SRE/portASM.S b/portable/GCC/ARM_AARCH64_SRE/portASM.S
index f1f59cd3381..e2647a85f9e 100644
--- a/portable/GCC/ARM_AARCH64_SRE/portASM.S
+++ b/portable/GCC/ARM_AARCH64_SRE/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_AARCH64_SRE/portmacro.h b/portable/GCC/ARM_AARCH64_SRE/portmacro.h
index 5810741d2f2..ca1c5f32d7b 100644
--- a/portable/GCC/ARM_AARCH64_SRE/portmacro.h
+++ b/portable/GCC/ARM_AARCH64_SRE/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CA9/port.c b/portable/GCC/ARM_CA9/port.c
index 67bb0fc8c57..5ac0d16c488 100644
--- a/portable/GCC/ARM_CA9/port.c
+++ b/portable/GCC/ARM_CA9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CA9/portASM.S b/portable/GCC/ARM_CA9/portASM.S
index 5df123479ae..dfdbad82f85 100644
--- a/portable/GCC/ARM_CA9/portASM.S
+++ b/portable/GCC/ARM_CA9/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CA9/portmacro.h b/portable/GCC/ARM_CA9/portmacro.h
index 1ded79c8c5f..57ebf9cc064 100644
--- a/portable/GCC/ARM_CA9/portmacro.h
+++ b/portable/GCC/ARM_CA9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM0/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM0/mpu_wrappers_v2_asm.c
index 4f14482e254..6d7194babc6 100644
--- a/portable/GCC/ARM_CM0/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM0/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM0/port.c b/portable/GCC/ARM_CM0/port.c
index a4f95779637..e51ed326c85 100644
--- a/portable/GCC/ARM_CM0/port.c
+++ b/portable/GCC/ARM_CM0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM0/portasm.c b/portable/GCC/ARM_CM0/portasm.c
index 4896f654d5a..ec95ddbb958 100644
--- a/portable/GCC/ARM_CM0/portasm.c
+++ b/portable/GCC/ARM_CM0/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM0/portasm.h b/portable/GCC/ARM_CM0/portasm.h
index 34650753135..da5c664ca85 100644
--- a/portable/GCC/ARM_CM0/portasm.h
+++ b/portable/GCC/ARM_CM0/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM0/portmacro.h b/portable/GCC/ARM_CM0/portmacro.h
index 5acb2dcd213..259927538dc 100644
--- a/portable/GCC/ARM_CM0/portmacro.h
+++ b/portable/GCC/ARM_CM0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM23/non_secure/mpu_wrappers_v2_asm.c
index 7a62caff02c..a3fc377caee 100644
--- a/portable/GCC/ARM_CM23/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM23/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/non_secure/port.c b/portable/GCC/ARM_CM23/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM23/non_secure/port.c
+++ b/portable/GCC/ARM_CM23/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM23/non_secure/portasm.c b/portable/GCC/ARM_CM23/non_secure/portasm.c
index bd16547597d..24a8ee1c180 100644
--- a/portable/GCC/ARM_CM23/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM23/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/non_secure/portasm.h b/portable/GCC/ARM_CM23/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM23/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM23/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/non_secure/portmacro.h b/portable/GCC/ARM_CM23/non_secure/portmacro.h
index f0d8b273daa..14f73a1c8e2 100644
--- a/portable/GCC/ARM_CM23/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM23/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM23/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM23/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM23/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM23/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM23/secure/secure_context.c b/portable/GCC/ARM_CM23/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_CM23/secure/secure_context.c
+++ b/portable/GCC/ARM_CM23/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_context.h b/portable/GCC/ARM_CM23/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_CM23/secure/secure_context.h
+++ b/portable/GCC/ARM_CM23/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_context_port.c b/portable/GCC/ARM_CM23/secure/secure_context_port.c
index 32559ad049c..d041d00b571 100644
--- a/portable/GCC/ARM_CM23/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM23/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_heap.c b/portable/GCC/ARM_CM23/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_CM23/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM23/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_heap.h b/portable/GCC/ARM_CM23/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_CM23/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM23/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_init.c b/portable/GCC/ARM_CM23/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_CM23/secure/secure_init.c
+++ b/portable/GCC/ARM_CM23/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_init.h b/portable/GCC/ARM_CM23/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_CM23/secure/secure_init.h
+++ b/portable/GCC/ARM_CM23/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23/secure/secure_port_macros.h b/portable/GCC/ARM_CM23/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_CM23/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM23/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 7a62caff02c..a3fc377caee 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/port.c b/portable/GCC/ARM_CM23_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c
index 718119aad48..8f2a11c35d1 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h
index f0d8b273daa..14f73a1c8e2 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM23_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM3/port.c b/portable/GCC/ARM_CM3/port.c
index f2a6a1e8352..54d55675104 100644
--- a/portable/GCC/ARM_CM3/port.c
+++ b/portable/GCC/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM3/portmacro.h b/portable/GCC/ARM_CM3/portmacro.h
index 75dbcfa6c00..d9a19e42732 100644
--- a/portable/GCC/ARM_CM3/portmacro.h
+++ b/portable/GCC/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM33/non_secure/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/GCC/ARM_CM33/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM33/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/non_secure/port.c b/portable/GCC/ARM_CM33/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM33/non_secure/port.c
+++ b/portable/GCC/ARM_CM33/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM33/non_secure/portasm.c b/portable/GCC/ARM_CM33/non_secure/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/GCC/ARM_CM33/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM33/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM33/non_secure/portasm.h b/portable/GCC/ARM_CM33/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM33/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM33/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/non_secure/portmacro.h b/portable/GCC/ARM_CM33/non_secure/portmacro.h
index 02e5c92b0ae..931ba78940c 100644
--- a/portable/GCC/ARM_CM33/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM33/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM33/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM33/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM33/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM33/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM33/secure/secure_context.c b/portable/GCC/ARM_CM33/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_CM33/secure/secure_context.c
+++ b/portable/GCC/ARM_CM33/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_context.h b/portable/GCC/ARM_CM33/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_CM33/secure/secure_context.h
+++ b/portable/GCC/ARM_CM33/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_context_port.c b/portable/GCC/ARM_CM33/secure/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/GCC/ARM_CM33/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM33/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_heap.c b/portable/GCC/ARM_CM33/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_CM33/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM33/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_heap.h b/portable/GCC/ARM_CM33/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_CM33/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM33/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_init.c b/portable/GCC/ARM_CM33/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_CM33/secure/secure_init.c
+++ b/portable/GCC/ARM_CM33/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_init.h b/portable/GCC/ARM_CM33/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_CM33/secure/secure_init.h
+++ b/portable/GCC/ARM_CM33/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33/secure/secure_port_macros.h b/portable/GCC/ARM_CM33/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_CM33/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM33/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/port.c b/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
index 9447e655866..390ec343f9d 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM33_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/GCC/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/non_secure/port.c b/portable/GCC/ARM_CM35P/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM35P/non_secure/port.c
+++ b/portable/GCC/ARM_CM35P/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P/non_secure/portasm.c b/portable/GCC/ARM_CM35P/non_secure/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/GCC/ARM_CM35P/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM35P/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM35P/non_secure/portasm.h b/portable/GCC/ARM_CM35P/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM35P/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM35P/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/non_secure/portmacro.h b/portable/GCC/ARM_CM35P/non_secure/portmacro.h
index 9c78947b04d..c7b9b584602 100644
--- a/portable/GCC/ARM_CM35P/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM35P/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM35P/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM35P/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM35P/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P/secure/secure_context.c b/portable/GCC/ARM_CM35P/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_context.c
+++ b/portable/GCC/ARM_CM35P/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_context.h b/portable/GCC/ARM_CM35P/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_context.h
+++ b/portable/GCC/ARM_CM35P/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_context_port.c b/portable/GCC/ARM_CM35P/secure/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM35P/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_heap.c b/portable/GCC/ARM_CM35P/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM35P/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_heap.h b/portable/GCC/ARM_CM35P/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM35P/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_init.c b/portable/GCC/ARM_CM35P/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_init.c
+++ b/portable/GCC/ARM_CM35P/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_init.h b/portable/GCC/ARM_CM35P/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_init.h
+++ b/portable/GCC/ARM_CM35P/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P/secure/secure_port_macros.h b/portable/GCC/ARM_CM35P/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_CM35P/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM35P/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/GCC/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P_NTZ/non_secure/port.c b/portable/GCC/ARM_CM35P_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM35P_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM35P_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM35P_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacro.h
index 9c78947b04d..c7b9b584602 100644
--- a/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM35P_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM3_MPU/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM3_MPU/mpu_wrappers_v2_asm.c
index 428e6e84a92..6c2e8ed37a5 100644
--- a/portable/GCC/ARM_CM3_MPU/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM3_MPU/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM3_MPU/port.c b/portable/GCC/ARM_CM3_MPU/port.c
index 96d781d969d..d834fbaa17d 100644
--- a/portable/GCC/ARM_CM3_MPU/port.c
+++ b/portable/GCC/ARM_CM3_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM3_MPU/portmacro.h b/portable/GCC/ARM_CM3_MPU/portmacro.h
index a2e6883c0b2..c6ee751a6b9 100644
--- a/portable/GCC/ARM_CM3_MPU/portmacro.h
+++ b/portable/GCC/ARM_CM3_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM4F/port.c b/portable/GCC/ARM_CM4F/port.c
index e6b481b1dd3..b321f06d2fa 100644
--- a/portable/GCC/ARM_CM4F/port.c
+++ b/portable/GCC/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM4F/portmacro.h b/portable/GCC/ARM_CM4F/portmacro.h
index 0a91d7c929e..fc2a8395ede 100644
--- a/portable/GCC/ARM_CM4F/portmacro.h
+++ b/portable/GCC/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM4_MPU/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM4_MPU/mpu_wrappers_v2_asm.c
index 428e6e84a92..6c2e8ed37a5 100644
--- a/portable/GCC/ARM_CM4_MPU/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM4_MPU/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM4_MPU/port.c b/portable/GCC/ARM_CM4_MPU/port.c
index 146798c0ff7..c383c547e95 100644
--- a/portable/GCC/ARM_CM4_MPU/port.c
+++ b/portable/GCC/ARM_CM4_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM4_MPU/portmacro.h b/portable/GCC/ARM_CM4_MPU/portmacro.h
index 581b09d5cfb..6fcc95f296c 100644
--- a/portable/GCC/ARM_CM4_MPU/portmacro.h
+++ b/portable/GCC/ARM_CM4_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM52/non_secure/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/GCC/ARM_CM52/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM52/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/non_secure/port.c b/portable/GCC/ARM_CM52/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM52/non_secure/port.c
+++ b/portable/GCC/ARM_CM52/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM52/non_secure/portasm.c b/portable/GCC/ARM_CM52/non_secure/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/GCC/ARM_CM52/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM52/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM52/non_secure/portasm.h b/portable/GCC/ARM_CM52/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM52/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM52/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/non_secure/portmacro.h b/portable/GCC/ARM_CM52/non_secure/portmacro.h
index a8f48a46a19..8e0e8426866 100644
--- a/portable/GCC/ARM_CM52/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM52/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2025 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM52/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM52/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM52/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM52/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM52/secure/secure_context.c b/portable/GCC/ARM_CM52/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_CM52/secure/secure_context.c
+++ b/portable/GCC/ARM_CM52/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_context.h b/portable/GCC/ARM_CM52/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_CM52/secure/secure_context.h
+++ b/portable/GCC/ARM_CM52/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_context_port.c b/portable/GCC/ARM_CM52/secure/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/GCC/ARM_CM52/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM52/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_heap.c b/portable/GCC/ARM_CM52/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_CM52/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM52/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_heap.h b/portable/GCC/ARM_CM52/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_CM52/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM52/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_init.c b/portable/GCC/ARM_CM52/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_CM52/secure/secure_init.c
+++ b/portable/GCC/ARM_CM52/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_init.h b/portable/GCC/ARM_CM52/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_CM52/secure/secure_init.h
+++ b/portable/GCC/ARM_CM52/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52/secure/secure_port_macros.h b/portable/GCC/ARM_CM52/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_CM52/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM52/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/GCC/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52_NTZ/non_secure/port.c b/portable/GCC/ARM_CM52_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM52_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM52_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM52_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM52_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM52_NTZ/non_secure/portmacro.h
index a8f48a46a19..8e0e8426866 100644
--- a/portable/GCC/ARM_CM52_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM52_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2025 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM52_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM52_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM52_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM52_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM55/non_secure/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/GCC/ARM_CM55/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM55/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/non_secure/port.c b/portable/GCC/ARM_CM55/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM55/non_secure/port.c
+++ b/portable/GCC/ARM_CM55/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55/non_secure/portasm.c b/portable/GCC/ARM_CM55/non_secure/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/GCC/ARM_CM55/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM55/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM55/non_secure/portasm.h b/portable/GCC/ARM_CM55/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM55/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM55/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/non_secure/portmacro.h b/portable/GCC/ARM_CM55/non_secure/portmacro.h
index 814ec9c5651..11d6470cb27 100644
--- a/portable/GCC/ARM_CM55/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM55/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM55/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM55/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM55/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55/secure/secure_context.c b/portable/GCC/ARM_CM55/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_CM55/secure/secure_context.c
+++ b/portable/GCC/ARM_CM55/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_context.h b/portable/GCC/ARM_CM55/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_CM55/secure/secure_context.h
+++ b/portable/GCC/ARM_CM55/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_context_port.c b/portable/GCC/ARM_CM55/secure/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/GCC/ARM_CM55/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM55/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_heap.c b/portable/GCC/ARM_CM55/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_CM55/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM55/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_heap.h b/portable/GCC/ARM_CM55/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_CM55/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM55/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_init.c b/portable/GCC/ARM_CM55/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_CM55/secure/secure_init.c
+++ b/portable/GCC/ARM_CM55/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_init.h b/portable/GCC/ARM_CM55/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_CM55/secure/secure_init.h
+++ b/portable/GCC/ARM_CM55/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55/secure/secure_port_macros.h b/portable/GCC/ARM_CM55/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_CM55/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM55/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/GCC/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55_NTZ/non_secure/port.c b/portable/GCC/ARM_CM55_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM55_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM55_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM55_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM55_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM55_NTZ/non_secure/portmacro.h
index 814ec9c5651..11d6470cb27 100644
--- a/portable/GCC/ARM_CM55_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM55_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM55_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM55_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM55_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM55_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM7/r0p1/port.c b/portable/GCC/ARM_CM7/r0p1/port.c
index 6586980f4eb..b1287efd688 100644
--- a/portable/GCC/ARM_CM7/r0p1/port.c
+++ b/portable/GCC/ARM_CM7/r0p1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM7/r0p1/portmacro.h b/portable/GCC/ARM_CM7/r0p1/portmacro.h
index 4bc490b981b..7827664d311 100644
--- a/portable/GCC/ARM_CM7/r0p1/portmacro.h
+++ b/portable/GCC/ARM_CM7/r0p1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM85/non_secure/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/GCC/ARM_CM85/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM85/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/non_secure/port.c b/portable/GCC/ARM_CM85/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM85/non_secure/port.c
+++ b/portable/GCC/ARM_CM85/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM85/non_secure/portasm.c b/portable/GCC/ARM_CM85/non_secure/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/GCC/ARM_CM85/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM85/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CM85/non_secure/portasm.h b/portable/GCC/ARM_CM85/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM85/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM85/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/non_secure/portmacro.h b/portable/GCC/ARM_CM85/non_secure/portmacro.h
index 88615be1768..892228dd467 100644
--- a/portable/GCC/ARM_CM85/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM85/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM85/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM85/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM85/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM85/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM85/secure/secure_context.c b/portable/GCC/ARM_CM85/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_CM85/secure/secure_context.c
+++ b/portable/GCC/ARM_CM85/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_context.h b/portable/GCC/ARM_CM85/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_CM85/secure/secure_context.h
+++ b/portable/GCC/ARM_CM85/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_context_port.c b/portable/GCC/ARM_CM85/secure/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/GCC/ARM_CM85/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM85/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_heap.c b/portable/GCC/ARM_CM85/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_CM85/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM85/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_heap.h b/portable/GCC/ARM_CM85/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_CM85/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM85/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_init.c b/portable/GCC/ARM_CM85/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_CM85/secure/secure_init.c
+++ b/portable/GCC/ARM_CM85/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_init.h b/portable/GCC/ARM_CM85/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_CM85/secure/secure_init.h
+++ b/portable/GCC/ARM_CM85/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85/secure/secure_port_macros.h b/portable/GCC/ARM_CM85/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_CM85/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM85/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/GCC/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85_NTZ/non_secure/port.c b/portable/GCC/ARM_CM85_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_CM85_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM85_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM85_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CM85_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM85_NTZ/non_secure/portmacro.h
index 88615be1768..892228dd467 100644
--- a/portable/GCC/ARM_CM85_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM85_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CM85_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_CM85_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_CM85_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_CM85_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_CR5/port.c b/portable/GCC/ARM_CR5/port.c
index 72658e8d7c9..56ef1c27943 100644
--- a/portable/GCC/ARM_CR5/port.c
+++ b/portable/GCC/ARM_CR5/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CR5/portASM.S b/portable/GCC/ARM_CR5/portASM.S
index 3c39ef1b664..f1ad5629854 100644
--- a/portable/GCC/ARM_CR5/portASM.S
+++ b/portable/GCC/ARM_CR5/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CR5/portmacro.h b/portable/GCC/ARM_CR5/portmacro.h
index 35336e569c9..e173a8ac132 100644
--- a/portable/GCC/ARM_CR5/portmacro.h
+++ b/portable/GCC/ARM_CR5/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CR82/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_CR82/mpu_wrappers_v2_asm.c
index 2d08949d2f5..3ace5611a87 100644
--- a/portable/GCC/ARM_CR82/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_CR82/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CR82/port.c b/portable/GCC/ARM_CR82/port.c
index 5030a528ebe..bbe4c9564ea 100644
--- a/portable/GCC/ARM_CR82/port.c
+++ b/portable/GCC/ARM_CR82/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025-2026 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CR82/portASM.S b/portable/GCC/ARM_CR82/portASM.S
index 12233481fd4..c7b9be2794c 100644
--- a/portable/GCC/ARM_CR82/portASM.S
+++ b/portable/GCC/ARM_CR82/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025-2026 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CR82/portmacro.h b/portable/GCC/ARM_CR82/portmacro.h
index 0df69921c27..1a66ab93aa3 100644
--- a/portable/GCC/ARM_CR82/portmacro.h
+++ b/portable/GCC/ARM_CR82/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025-2026 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_CRx_MPU/mpu_wrappers_v2_asm.S b/portable/GCC/ARM_CRx_MPU/mpu_wrappers_v2_asm.S
index caf31ff76f2..f5620a840cd 100644
--- a/portable/GCC/ARM_CRx_MPU/mpu_wrappers_v2_asm.S
+++ b/portable/GCC/ARM_CRx_MPU/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_MPU/port.c b/portable/GCC/ARM_CRx_MPU/port.c
index f21ea49ae3b..47c7270b7a9 100644
--- a/portable/GCC/ARM_CRx_MPU/port.c
+++ b/portable/GCC/ARM_CRx_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_MPU/portASM.S b/portable/GCC/ARM_CRx_MPU/portASM.S
index 2b6f22ef238..1b21214583a 100644
--- a/portable/GCC/ARM_CRx_MPU/portASM.S
+++ b/portable/GCC/ARM_CRx_MPU/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_MPU/portmacro.h b/portable/GCC/ARM_CRx_MPU/portmacro.h
index 1eb8f0162ff..48a2c5b9dce 100644
--- a/portable/GCC/ARM_CRx_MPU/portmacro.h
+++ b/portable/GCC/ARM_CRx_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_MPU/portmacro_asm.h b/portable/GCC/ARM_CRx_MPU/portmacro_asm.h
index c9573e419c7..4761af0a1f4 100644
--- a/portable/GCC/ARM_CRx_MPU/portmacro_asm.h
+++ b/portable/GCC/ARM_CRx_MPU/portmacro_asm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2024 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_No_GIC/port.c b/portable/GCC/ARM_CRx_No_GIC/port.c
index 81b16dcf6b6..aa822b5ff5d 100644
--- a/portable/GCC/ARM_CRx_No_GIC/port.c
+++ b/portable/GCC/ARM_CRx_No_GIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_No_GIC/portASM.S b/portable/GCC/ARM_CRx_No_GIC/portASM.S
index fe4fa4d5364..fb1fc5764d2 100644
--- a/portable/GCC/ARM_CRx_No_GIC/portASM.S
+++ b/portable/GCC/ARM_CRx_No_GIC/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_CRx_No_GIC/portmacro.h b/portable/GCC/ARM_CRx_No_GIC/portmacro.h
index b29bd9be147..7bbfbe85a3d 100644
--- a/portable/GCC/ARM_CRx_No_GIC/portmacro.h
+++ b/portable/GCC/ARM_CRx_No_GIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.c
index 33410a0c3f6..6dd2be813eb 100644
--- a/portable/GCC/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/non_secure/port.c b/portable/GCC/ARM_STAR_MC3/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_STAR_MC3/non_secure/port.c
+++ b/portable/GCC/ARM_STAR_MC3/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_STAR_MC3/non_secure/portasm.c b/portable/GCC/ARM_STAR_MC3/non_secure/portasm.c
index d6c0348d998..6bc070d48d0 100644
--- a/portable/GCC/ARM_STAR_MC3/non_secure/portasm.c
+++ b/portable/GCC/ARM_STAR_MC3/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_STAR_MC3/non_secure/portasm.h b/portable/GCC/ARM_STAR_MC3/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_STAR_MC3/non_secure/portasm.h
+++ b/portable/GCC/ARM_STAR_MC3/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/non_secure/portmacro.h b/portable/GCC/ARM_STAR_MC3/non_secure/portmacro.h
index 2295105eeb6..192ecfb6352 100644
--- a/portable/GCC/ARM_STAR_MC3/non_secure/portmacro.h
+++ b/portable/GCC/ARM_STAR_MC3/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2026 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_STAR_MC3/non_secure/portmacrocommon.h b/portable/GCC/ARM_STAR_MC3/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_STAR_MC3/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_STAR_MC3/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_context.c b/portable/GCC/ARM_STAR_MC3/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_context.c
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_context.h b/portable/GCC/ARM_STAR_MC3/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_context.h
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_context_port.c b/portable/GCC/ARM_STAR_MC3/secure/secure_context_port.c
index 2d3d9439d98..ef5cbf78c3b 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_context_port.c
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_heap.c b/portable/GCC/ARM_STAR_MC3/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_heap.c
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_heap.h b/portable/GCC/ARM_STAR_MC3/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_heap.h
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_init.c b/portable/GCC/ARM_STAR_MC3/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_init.c
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_init.h b/portable/GCC/ARM_STAR_MC3/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_init.h
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3/secure/secure_port_macros.h b/portable/GCC/ARM_STAR_MC3/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/GCC/ARM_STAR_MC3/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_STAR_MC3/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.c b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.c
index 4b984932dac..63d1b52f6e5 100644
--- a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.c
+++ b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/port.c b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.c b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.c
index 598e772fa12..fbb00b16b80 100644
--- a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.h b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacro.h
index 2295105eeb6..192ecfb6352 100644
--- a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2026 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h
+++ b/portable/GCC/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/GCC/ATMega323/port.c b/portable/GCC/ATMega323/port.c
index ff80a8b8136..ae3bb32e843 100644
--- a/portable/GCC/ATMega323/port.c
+++ b/portable/GCC/ATMega323/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ATMega323/portmacro.h b/portable/GCC/ATMega323/portmacro.h
index 6ed5e429556..bdac0597add 100644
--- a/portable/GCC/ATMega323/portmacro.h
+++ b/portable/GCC/ATMega323/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/AVR32_UC3/exception.S b/portable/GCC/AVR32_UC3/exception.S
index 4e1b2970313..78fd13faaed 100644
--- a/portable/GCC/AVR32_UC3/exception.S
+++ b/portable/GCC/AVR32_UC3/exception.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/GCC/AVR32_UC3/port.c b/portable/GCC/AVR32_UC3/port.c
index 984ef56a000..37f1b82bbdb 100644
--- a/portable/GCC/AVR32_UC3/port.c
+++ b/portable/GCC/AVR32_UC3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/GCC/AVR32_UC3/portmacro.h b/portable/GCC/AVR32_UC3/portmacro.h
index d96a629b5d5..663ffea5816 100644
--- a/portable/GCC/AVR32_UC3/portmacro.h
+++ b/portable/GCC/AVR32_UC3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/GCC/CORTUS_APS3/port.c b/portable/GCC/CORTUS_APS3/port.c
index 8ea06df166e..96ef393e82a 100644
--- a/portable/GCC/CORTUS_APS3/port.c
+++ b/portable/GCC/CORTUS_APS3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/CORTUS_APS3/portmacro.h b/portable/GCC/CORTUS_APS3/portmacro.h
index a18af0f6f44..29708c9f09c 100644
--- a/portable/GCC/CORTUS_APS3/portmacro.h
+++ b/portable/GCC/CORTUS_APS3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ColdFire_V2/port.c b/portable/GCC/ColdFire_V2/port.c
index e3bbb6b9eea..fe2afc56a69 100644
--- a/portable/GCC/ColdFire_V2/port.c
+++ b/portable/GCC/ColdFire_V2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ColdFire_V2/portasm.S b/portable/GCC/ColdFire_V2/portasm.S
index 4b746ca2257..cae8cfb42cf 100644
--- a/portable/GCC/ColdFire_V2/portasm.S
+++ b/portable/GCC/ColdFire_V2/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/ColdFire_V2/portmacro.h b/portable/GCC/ColdFire_V2/portmacro.h
index 95381ab3668..680e1200c86 100644
--- a/portable/GCC/ColdFire_V2/portmacro.h
+++ b/portable/GCC/ColdFire_V2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/H8S2329/port.c b/portable/GCC/H8S2329/port.c
index f8693b37b21..e85f2fb795c 100644
--- a/portable/GCC/H8S2329/port.c
+++ b/portable/GCC/H8S2329/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/H8S2329/portmacro.h b/portable/GCC/H8S2329/portmacro.h
index a954d4335c9..c3486714ebc 100644
--- a/portable/GCC/H8S2329/portmacro.h
+++ b/portable/GCC/H8S2329/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/HCS12/port.c b/portable/GCC/HCS12/port.c
index 77c03801ca0..29d89163d6b 100644
--- a/portable/GCC/HCS12/port.c
+++ b/portable/GCC/HCS12/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/HCS12/portmacro.h b/portable/GCC/HCS12/portmacro.h
index 4d02ad54e4d..3e7c954cbae 100644
--- a/portable/GCC/HCS12/portmacro.h
+++ b/portable/GCC/HCS12/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/IA32_flat/ISR_Support.h b/portable/GCC/IA32_flat/ISR_Support.h
index 18e10bf91e7..6d910c6b435 100644
--- a/portable/GCC/IA32_flat/ISR_Support.h
+++ b/portable/GCC/IA32_flat/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/IA32_flat/port.c b/portable/GCC/IA32_flat/port.c
index 682cce951b5..1550be45fb8 100644
--- a/portable/GCC/IA32_flat/port.c
+++ b/portable/GCC/IA32_flat/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/IA32_flat/portASM.S b/portable/GCC/IA32_flat/portASM.S
index c01b32bcefe..e6f28380a4e 100644
--- a/portable/GCC/IA32_flat/portASM.S
+++ b/portable/GCC/IA32_flat/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/IA32_flat/portmacro.h b/portable/GCC/IA32_flat/portmacro.h
index 085250e047e..1681e06cdad 100644
--- a/portable/GCC/IA32_flat/portmacro.h
+++ b/portable/GCC/IA32_flat/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MSP430F449/port.c b/portable/GCC/MSP430F449/port.c
index 48a1a792136..98f4ab756c8 100644
--- a/portable/GCC/MSP430F449/port.c
+++ b/portable/GCC/MSP430F449/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MSP430F449/portmacro.h b/portable/GCC/MSP430F449/portmacro.h
index de201468311..6d3b8a40207 100644
--- a/portable/GCC/MSP430F449/portmacro.h
+++ b/portable/GCC/MSP430F449/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlaze/port.c b/portable/GCC/MicroBlaze/port.c
index 7b987949a7c..be71d8a1d00 100644
--- a/portable/GCC/MicroBlaze/port.c
+++ b/portable/GCC/MicroBlaze/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlaze/portasm.s b/portable/GCC/MicroBlaze/portasm.s
index b9c1dc8b3af..f670e74cdef 100644
--- a/portable/GCC/MicroBlaze/portasm.s
+++ b/portable/GCC/MicroBlaze/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlaze/portmacro.h b/portable/GCC/MicroBlaze/portmacro.h
index a81e07cde7c..de85bbe77d8 100644
--- a/portable/GCC/MicroBlaze/portmacro.h
+++ b/portable/GCC/MicroBlaze/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV8/port.c b/portable/GCC/MicroBlazeV8/port.c
index 1557af6450e..8aa79d23915 100644
--- a/portable/GCC/MicroBlazeV8/port.c
+++ b/portable/GCC/MicroBlazeV8/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV8/port_exceptions.c b/portable/GCC/MicroBlazeV8/port_exceptions.c
index 281a328b411..1c370ae3d3b 100644
--- a/portable/GCC/MicroBlazeV8/port_exceptions.c
+++ b/portable/GCC/MicroBlazeV8/port_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV8/portasm.S b/portable/GCC/MicroBlazeV8/portasm.S
index 36829767da4..9951c685616 100644
--- a/portable/GCC/MicroBlazeV8/portasm.S
+++ b/portable/GCC/MicroBlazeV8/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV8/portmacro.h b/portable/GCC/MicroBlazeV8/portmacro.h
index e8e0f36863e..a61041090fb 100644
--- a/portable/GCC/MicroBlazeV8/portmacro.h
+++ b/portable/GCC/MicroBlazeV8/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV9/port.c b/portable/GCC/MicroBlazeV9/port.c
index 7a94ece0000..8a195b4abee 100644
--- a/portable/GCC/MicroBlazeV9/port.c
+++ b/portable/GCC/MicroBlazeV9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV9/port_exceptions.c b/portable/GCC/MicroBlazeV9/port_exceptions.c
index 21dd28844f0..4f3e7f5bb0d 100644
--- a/portable/GCC/MicroBlazeV9/port_exceptions.c
+++ b/portable/GCC/MicroBlazeV9/port_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV9/portasm.S b/portable/GCC/MicroBlazeV9/portasm.S
index 7480e76edfe..52957437475 100644
--- a/portable/GCC/MicroBlazeV9/portasm.S
+++ b/portable/GCC/MicroBlazeV9/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/MicroBlazeV9/portmacro.h b/portable/GCC/MicroBlazeV9/portmacro.h
index c3556f94cce..2dd880c8633 100644
--- a/portable/GCC/MicroBlazeV9/portmacro.h
+++ b/portable/GCC/MicroBlazeV9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/NiosII/port.c b/portable/GCC/NiosII/port.c
index 974c7d1214e..8ea324c2ada 100644
--- a/portable/GCC/NiosII/port.c
+++ b/portable/GCC/NiosII/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/NiosII/port_asm.S b/portable/GCC/NiosII/port_asm.S
index 1485ab3fc26..769999d3da6 100644
--- a/portable/GCC/NiosII/port_asm.S
+++ b/portable/GCC/NiosII/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/NiosII/portmacro.h b/portable/GCC/NiosII/portmacro.h
index 957f4db79e0..4ab8e02323a 100644
--- a/portable/GCC/NiosII/portmacro.h
+++ b/portable/GCC/NiosII/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC405_Xilinx/FPU_Macros.h b/portable/GCC/PPC405_Xilinx/FPU_Macros.h
index 8446c9ae10d..c453a519572 100644
--- a/portable/GCC/PPC405_Xilinx/FPU_Macros.h
+++ b/portable/GCC/PPC405_Xilinx/FPU_Macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC405_Xilinx/port.c b/portable/GCC/PPC405_Xilinx/port.c
index c815cf26513..8aa6cafee4a 100644
--- a/portable/GCC/PPC405_Xilinx/port.c
+++ b/portable/GCC/PPC405_Xilinx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC405_Xilinx/portasm.S b/portable/GCC/PPC405_Xilinx/portasm.S
index db3e3b916e0..5105139eda5 100644
--- a/portable/GCC/PPC405_Xilinx/portasm.S
+++ b/portable/GCC/PPC405_Xilinx/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC405_Xilinx/portmacro.h b/portable/GCC/PPC405_Xilinx/portmacro.h
index 128d75c3733..24ff697c70f 100644
--- a/portable/GCC/PPC405_Xilinx/portmacro.h
+++ b/portable/GCC/PPC405_Xilinx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC440_Xilinx/FPU_Macros.h b/portable/GCC/PPC440_Xilinx/FPU_Macros.h
index 8446c9ae10d..c453a519572 100644
--- a/portable/GCC/PPC440_Xilinx/FPU_Macros.h
+++ b/portable/GCC/PPC440_Xilinx/FPU_Macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC440_Xilinx/port.c b/portable/GCC/PPC440_Xilinx/port.c
index a17c259185e..f00b87183df 100644
--- a/portable/GCC/PPC440_Xilinx/port.c
+++ b/portable/GCC/PPC440_Xilinx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC440_Xilinx/portasm.S b/portable/GCC/PPC440_Xilinx/portasm.S
index db3e3b916e0..5105139eda5 100644
--- a/portable/GCC/PPC440_Xilinx/portasm.S
+++ b/portable/GCC/PPC440_Xilinx/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/PPC440_Xilinx/portmacro.h b/portable/GCC/PPC440_Xilinx/portmacro.h
index 128d75c3733..24ff697c70f 100644
--- a/portable/GCC/PPC440_Xilinx/portmacro.h
+++ b/portable/GCC/PPC440_Xilinx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h b/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h
index 25c1b7fba71..6782c9af72c 100644
--- a/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/chip_specific_extensions/RISCV_MTIME_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h b/portable/GCC/RISC-V/chip_specific_extensions/RISCV_MTIME_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
index a9599395de4..44132ed9719 100644
--- a/portable/GCC/RISC-V/chip_specific_extensions/RISCV_MTIME_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/GCC/RISC-V/chip_specific_extensions/RISCV_MTIME_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/chip_specific_extensions/RISCV_no_extensions/freertos_risc_v_chip_specific_extensions.h b/portable/GCC/RISC-V/chip_specific_extensions/RISCV_no_extensions/freertos_risc_v_chip_specific_extensions.h
index a55d66a9496..12b852dccd3 100644
--- a/portable/GCC/RISC-V/chip_specific_extensions/RISCV_no_extensions/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/GCC/RISC-V/chip_specific_extensions/RISCV_no_extensions/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h b/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
index f738a6a3d05..0650b9c0b26 100644
--- a/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/port.c b/portable/GCC/RISC-V/port.c
index 32eaa335d66..be4fb6fa017 100644
--- a/portable/GCC/RISC-V/port.c
+++ b/portable/GCC/RISC-V/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/portASM.S b/portable/GCC/RISC-V/portASM.S
index 9d36d78f929..cc15782e5b0 100644
--- a/portable/GCC/RISC-V/portASM.S
+++ b/portable/GCC/RISC-V/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/portContext.h b/portable/GCC/RISC-V/portContext.h
index 0869a82b6ce..ddc2a56d252 100644
--- a/portable/GCC/RISC-V/portContext.h
+++ b/portable/GCC/RISC-V/portContext.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RISC-V/portmacro.h b/portable/GCC/RISC-V/portmacro.h
index a516a246735..55bcfc75afa 100644
--- a/portable/GCC/RISC-V/portmacro.h
+++ b/portable/GCC/RISC-V/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RL78/isr_support.h b/portable/GCC/RL78/isr_support.h
index 788718089a4..1d3e091950f 100644
--- a/portable/GCC/RL78/isr_support.h
+++ b/portable/GCC/RL78/isr_support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RL78/port.c b/portable/GCC/RL78/port.c
index 7dad2b12b34..f39c7f91abd 100644
--- a/portable/GCC/RL78/port.c
+++ b/portable/GCC/RL78/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RL78/portasm.S b/portable/GCC/RL78/portasm.S
index 2f24db97271..fbcce723190 100644
--- a/portable/GCC/RL78/portasm.S
+++ b/portable/GCC/RL78/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RL78/portmacro.h b/portable/GCC/RL78/portmacro.h
index 730cf50a3c6..6e4ec0e76d4 100644
--- a/portable/GCC/RL78/portmacro.h
+++ b/portable/GCC/RL78/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX100/port.c b/portable/GCC/RX100/port.c
index 854587d44d0..181ffe9c23d 100644
--- a/portable/GCC/RX100/port.c
+++ b/portable/GCC/RX100/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX100/portmacro.h b/portable/GCC/RX100/portmacro.h
index 052ee0be33b..ef93f7de7ac 100644
--- a/portable/GCC/RX100/portmacro.h
+++ b/portable/GCC/RX100/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX200/port.c b/portable/GCC/RX200/port.c
index e58c96d130b..d9b87919b58 100644
--- a/portable/GCC/RX200/port.c
+++ b/portable/GCC/RX200/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX200/portmacro.h b/portable/GCC/RX200/portmacro.h
index 16e41bc61c2..9c7eefbfd40 100644
--- a/portable/GCC/RX200/portmacro.h
+++ b/portable/GCC/RX200/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX600/port.c b/portable/GCC/RX600/port.c
index 9e6a7b4439d..d548490246a 100644
--- a/portable/GCC/RX600/port.c
+++ b/portable/GCC/RX600/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX600/portmacro.h b/portable/GCC/RX600/portmacro.h
index 187b2b5bdcd..ec88e0180a4 100644
--- a/portable/GCC/RX600/portmacro.h
+++ b/portable/GCC/RX600/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX600v2/port.c b/portable/GCC/RX600v2/port.c
index c31d2c65cfc..298ca6efe33 100644
--- a/portable/GCC/RX600v2/port.c
+++ b/portable/GCC/RX600v2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX600v2/portmacro.h b/portable/GCC/RX600v2/portmacro.h
index 187b2b5bdcd..ec88e0180a4 100644
--- a/portable/GCC/RX600v2/portmacro.h
+++ b/portable/GCC/RX600v2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX700v3_DPFPU/port.c b/portable/GCC/RX700v3_DPFPU/port.c
index 8ed1bcfa4eb..467da0346b9 100644
--- a/portable/GCC/RX700v3_DPFPU/port.c
+++ b/portable/GCC/RX700v3_DPFPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/RX700v3_DPFPU/portmacro.h b/portable/GCC/RX700v3_DPFPU/portmacro.h
index bbfd24f905a..ce1abf37627 100644
--- a/portable/GCC/RX700v3_DPFPU/portmacro.h
+++ b/portable/GCC/RX700v3_DPFPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/STR75x/port.c b/portable/GCC/STR75x/port.c
index 941b72b5f80..c0f7e2da8e6 100644
--- a/portable/GCC/STR75x/port.c
+++ b/portable/GCC/STR75x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/STR75x/portISR.c b/portable/GCC/STR75x/portISR.c
index 110c22a8039..a946678acad 100644
--- a/portable/GCC/STR75x/portISR.c
+++ b/portable/GCC/STR75x/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/STR75x/portmacro.h b/portable/GCC/STR75x/portmacro.h
index 81a30dcb32b..666855d35df 100644
--- a/portable/GCC/STR75x/portmacro.h
+++ b/portable/GCC/STR75x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/TriCore_1782/port.c b/portable/GCC/TriCore_1782/port.c
index 1579d8e726f..06a3db4ba0a 100644
--- a/portable/GCC/TriCore_1782/port.c
+++ b/portable/GCC/TriCore_1782/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/TriCore_1782/portmacro.h b/portable/GCC/TriCore_1782/portmacro.h
index c1e0b14d5dd..f84b9050788 100644
--- a/portable/GCC/TriCore_1782/portmacro.h
+++ b/portable/GCC/TriCore_1782/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/GCC/TriCore_1782/porttrap.c b/portable/GCC/TriCore_1782/porttrap.c
index f0600d75430..72f4c698c99 100644
--- a/portable/GCC/TriCore_1782/porttrap.c
+++ b/portable/GCC/TriCore_1782/porttrap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/78K0R/ISR_Support.h b/portable/IAR/78K0R/ISR_Support.h
index b5a1f4d1d00..33e8b50fb5b 100644
--- a/portable/IAR/78K0R/ISR_Support.h
+++ b/portable/IAR/78K0R/ISR_Support.h
@@ -1,5 +1,5 @@
 ; /*
-   * ; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+   * ; * FreeRTOS Kernel V11.3.1
    * ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
    * ; *
    * ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/78K0R/port.c b/portable/IAR/78K0R/port.c
index 3183b89ab6f..d34a8d61ef3 100644
--- a/portable/IAR/78K0R/port.c
+++ b/portable/IAR/78K0R/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/78K0R/portasm.s26 b/portable/IAR/78K0R/portasm.s26
index 1cddc0caf89..e525094d666 100644
--- a/portable/IAR/78K0R/portasm.s26
+++ b/portable/IAR/78K0R/portasm.s26
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/78K0R/portmacro.h b/portable/IAR/78K0R/portmacro.h
index e0ac8fb02e2..8043b6c2a83 100644
--- a/portable/IAR/78K0R/portmacro.h
+++ b/portable/IAR/78K0R/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA5_No_GIC/port.c b/portable/IAR/ARM_CA5_No_GIC/port.c
index 31afbb5670f..11fb6630eb2 100644
--- a/portable/IAR/ARM_CA5_No_GIC/port.c
+++ b/portable/IAR/ARM_CA5_No_GIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA5_No_GIC/portASM.h b/portable/IAR/ARM_CA5_No_GIC/portASM.h
index c3f9978d20a..4b6c638416c 100644
--- a/portable/IAR/ARM_CA5_No_GIC/portASM.h
+++ b/portable/IAR/ARM_CA5_No_GIC/portASM.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA5_No_GIC/portASM.s b/portable/IAR/ARM_CA5_No_GIC/portASM.s
index dcfaa604384..5ce6fa35c0e 100644
--- a/portable/IAR/ARM_CA5_No_GIC/portASM.s
+++ b/portable/IAR/ARM_CA5_No_GIC/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA5_No_GIC/portmacro.h b/portable/IAR/ARM_CA5_No_GIC/portmacro.h
index 8d5caeb8a03..82a0cc7b44b 100644
--- a/portable/IAR/ARM_CA5_No_GIC/portmacro.h
+++ b/portable/IAR/ARM_CA5_No_GIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA9/port.c b/portable/IAR/ARM_CA9/port.c
index 66852f9a714..762aab78d32 100644
--- a/portable/IAR/ARM_CA9/port.c
+++ b/portable/IAR/ARM_CA9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA9/portASM.h b/portable/IAR/ARM_CA9/portASM.h
index 181530b67ac..99024048aeb 100644
--- a/portable/IAR/ARM_CA9/portASM.h
+++ b/portable/IAR/ARM_CA9/portASM.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA9/portASM.s b/portable/IAR/ARM_CA9/portASM.s
index d7d07995feb..95ca33b3b49 100644
--- a/portable/IAR/ARM_CA9/portASM.s
+++ b/portable/IAR/ARM_CA9/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CA9/portmacro.h b/portable/IAR/ARM_CA9/portmacro.h
index f1cb124a269..a12fa9a4624 100644
--- a/portable/IAR/ARM_CA9/portmacro.h
+++ b/portable/IAR/ARM_CA9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM0/port.c b/portable/IAR/ARM_CM0/port.c
index 6f5ec0ad550..06d09684ec0 100644
--- a/portable/IAR/ARM_CM0/port.c
+++ b/portable/IAR/ARM_CM0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM0/portasm.s b/portable/IAR/ARM_CM0/portasm.s
index 6c19a1749d0..afba1f497da 100644
--- a/portable/IAR/ARM_CM0/portasm.s
+++ b/portable/IAR/ARM_CM0/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM0/portmacro.h b/portable/IAR/ARM_CM0/portmacro.h
index a097db9dfaa..82ec004a949 100644
--- a/portable/IAR/ARM_CM0/portmacro.h
+++ b/portable/IAR/ARM_CM0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM23/non_secure/mpu_wrappers_v2_asm.S
index 9289bcbc20b..39695d642bc 100644
--- a/portable/IAR/ARM_CM23/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM23/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/non_secure/port.c b/portable/IAR/ARM_CM23/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM23/non_secure/port.c
+++ b/portable/IAR/ARM_CM23/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM23/non_secure/portasm.h b/portable/IAR/ARM_CM23/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM23/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM23/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/non_secure/portasm.s b/portable/IAR/ARM_CM23/non_secure/portasm.s
index d8e0abf790c..137d46484c3 100644
--- a/portable/IAR/ARM_CM23/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM23/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/non_secure/portmacro.h b/portable/IAR/ARM_CM23/non_secure/portmacro.h
index 46c2a2885ad..4fb83e0ee4f 100644
--- a/portable/IAR/ARM_CM23/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM23/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM23/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM23/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM23/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM23/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM23/secure/secure_context.c b/portable/IAR/ARM_CM23/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context.c
+++ b/portable/IAR/ARM_CM23/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_context.h b/portable/IAR/ARM_CM23/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context.h
+++ b/portable/IAR/ARM_CM23/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s
index f70e8911585..0a52ad12cad 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_heap.c b/portable/IAR/ARM_CM23/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_CM23/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM23/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_heap.h b/portable/IAR/ARM_CM23/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_CM23/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM23/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_init.c b/portable/IAR/ARM_CM23/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_CM23/secure/secure_init.c
+++ b/portable/IAR/ARM_CM23/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_init.h b/portable/IAR/ARM_CM23/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_CM23/secure/secure_init.h
+++ b/portable/IAR/ARM_CM23/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23/secure/secure_port_macros.h b/portable/IAR/ARM_CM23/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_CM23/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM23/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.S
index 9289bcbc20b..39695d642bc 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/port.c b/portable/IAR/ARM_CM23_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s
index bfe9eee4bb1..03e8a711ce2 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h
index 46c2a2885ad..4fb83e0ee4f 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM23_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM3/port.c b/portable/IAR/ARM_CM3/port.c
index ef590cf951e..efd4e53467a 100644
--- a/portable/IAR/ARM_CM3/port.c
+++ b/portable/IAR/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM3/portasm.s b/portable/IAR/ARM_CM3/portasm.s
index 7b2afde98fe..948da86fe16 100644
--- a/portable/IAR/ARM_CM3/portasm.s
+++ b/portable/IAR/ARM_CM3/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM3/portmacro.h b/portable/IAR/ARM_CM3/portmacro.h
index f49c618c47e..c4a076e62ec 100644
--- a/portable/IAR/ARM_CM3/portmacro.h
+++ b/portable/IAR/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM33/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM33/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM33/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/non_secure/port.c b/portable/IAR/ARM_CM33/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM33/non_secure/port.c
+++ b/portable/IAR/ARM_CM33/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM33/non_secure/portasm.h b/portable/IAR/ARM_CM33/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM33/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM33/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/non_secure/portasm.s b/portable/IAR/ARM_CM33/non_secure/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/IAR/ARM_CM33/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM33/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM33/non_secure/portmacro.h b/portable/IAR/ARM_CM33/non_secure/portmacro.h
index 61da0550355..89a32435063 100644
--- a/portable/IAR/ARM_CM33/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM33/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM33/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM33/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM33/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM33/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM33/secure/secure_context.c b/portable/IAR/ARM_CM33/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context.c
+++ b/portable/IAR/ARM_CM33/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_context.h b/portable/IAR/ARM_CM33/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context.h
+++ b/portable/IAR/ARM_CM33/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_heap.c b/portable/IAR/ARM_CM33/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_CM33/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM33/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_heap.h b/portable/IAR/ARM_CM33/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_CM33/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM33/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_init.c b/portable/IAR/ARM_CM33/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_CM33/secure/secure_init.c
+++ b/portable/IAR/ARM_CM33/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_init.h b/portable/IAR/ARM_CM33/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_CM33/secure/secure_init.h
+++ b/portable/IAR/ARM_CM33/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33/secure/secure_port_macros.h b/portable/IAR/ARM_CM33/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_CM33/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM33/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/port.c b/portable/IAR/ARM_CM33_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
index b9612e4877c..db025b57da9 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM35P/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/non_secure/port.c b/portable/IAR/ARM_CM35P/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM35P/non_secure/port.c
+++ b/portable/IAR/ARM_CM35P/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P/non_secure/portasm.h b/portable/IAR/ARM_CM35P/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM35P/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM35P/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/non_secure/portasm.s b/portable/IAR/ARM_CM35P/non_secure/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/IAR/ARM_CM35P/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM35P/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM35P/non_secure/portmacro.h b/portable/IAR/ARM_CM35P/non_secure/portmacro.h
index 9f7c97b9082..d0ce17ec723 100644
--- a/portable/IAR/ARM_CM35P/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM35P/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM35P/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM35P/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM35P/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P/secure/secure_context.c b/portable/IAR/ARM_CM35P/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_context.c
+++ b/portable/IAR/ARM_CM35P/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_context.h b/portable/IAR/ARM_CM35P/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_context.h
+++ b/portable/IAR/ARM_CM35P/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM35P/secure/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM35P/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_heap.c b/portable/IAR/ARM_CM35P/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM35P/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_heap.h b/portable/IAR/ARM_CM35P/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM35P/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_init.c b/portable/IAR/ARM_CM35P/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_init.c
+++ b/portable/IAR/ARM_CM35P/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_init.h b/portable/IAR/ARM_CM35P/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_init.h
+++ b/portable/IAR/ARM_CM35P/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P/secure/secure_port_macros.h b/portable/IAR/ARM_CM35P/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_CM35P/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM35P/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/port.c b/portable/IAR/ARM_CM35P_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h
index 9f7c97b9082..d0ce17ec723 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM35P_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM4F/port.c b/portable/IAR/ARM_CM4F/port.c
index b96329a0596..dfeed7a3bdb 100644
--- a/portable/IAR/ARM_CM4F/port.c
+++ b/portable/IAR/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM4F/portasm.s b/portable/IAR/ARM_CM4F/portasm.s
index a2e8c300955..cb10f416ebb 100644
--- a/portable/IAR/ARM_CM4F/portasm.s
+++ b/portable/IAR/ARM_CM4F/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM4F/portmacro.h b/portable/IAR/ARM_CM4F/portmacro.h
index f3d8ace9daa..9ad246e4957 100644
--- a/portable/IAR/ARM_CM4F/portmacro.h
+++ b/portable/IAR/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM4F_MPU/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM4F_MPU/mpu_wrappers_v2_asm.S
index f01c01d42b3..5fae1d311d4 100644
--- a/portable/IAR/ARM_CM4F_MPU/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM4F_MPU/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM4F_MPU/port.c b/portable/IAR/ARM_CM4F_MPU/port.c
index 423d0a777cc..ac761c44bc4 100644
--- a/portable/IAR/ARM_CM4F_MPU/port.c
+++ b/portable/IAR/ARM_CM4F_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM4F_MPU/portasm.s b/portable/IAR/ARM_CM4F_MPU/portasm.s
index 9ce0e14d871..6fb854524cc 100644
--- a/portable/IAR/ARM_CM4F_MPU/portasm.s
+++ b/portable/IAR/ARM_CM4F_MPU/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM4F_MPU/portmacro.h b/portable/IAR/ARM_CM4F_MPU/portmacro.h
index 6b7600c1574..dd77194e403 100644
--- a/portable/IAR/ARM_CM4F_MPU/portmacro.h
+++ b/portable/IAR/ARM_CM4F_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM52/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM52/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM52/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/non_secure/port.c b/portable/IAR/ARM_CM52/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM52/non_secure/port.c
+++ b/portable/IAR/ARM_CM52/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM52/non_secure/portasm.h b/portable/IAR/ARM_CM52/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM52/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM52/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/non_secure/portasm.s b/portable/IAR/ARM_CM52/non_secure/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/IAR/ARM_CM52/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM52/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM52/non_secure/portmacro.h b/portable/IAR/ARM_CM52/non_secure/portmacro.h
index d1e4d3a84e9..f1bea987fb5 100644
--- a/portable/IAR/ARM_CM52/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM52/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2025 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM52/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM52/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM52/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM52/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM52/secure/secure_context.c b/portable/IAR/ARM_CM52/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_CM52/secure/secure_context.c
+++ b/portable/IAR/ARM_CM52/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_context.h b/portable/IAR/ARM_CM52/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_CM52/secure/secure_context.h
+++ b/portable/IAR/ARM_CM52/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM52/secure/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/IAR/ARM_CM52/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM52/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_heap.c b/portable/IAR/ARM_CM52/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_CM52/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM52/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_heap.h b/portable/IAR/ARM_CM52/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_CM52/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM52/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_init.c b/portable/IAR/ARM_CM52/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_CM52/secure/secure_init.c
+++ b/portable/IAR/ARM_CM52/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_init.h b/portable/IAR/ARM_CM52/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_CM52/secure/secure_init.h
+++ b/portable/IAR/ARM_CM52/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52/secure/secure_port_macros.h b/portable/IAR/ARM_CM52/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_CM52/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM52/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM52_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52_NTZ/non_secure/port.c b/portable/IAR/ARM_CM52_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM52_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM52_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM52_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM52_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM52_NTZ/non_secure/portmacro.h
index d1e4d3a84e9..f1bea987fb5 100644
--- a/portable/IAR/ARM_CM52_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM52_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2025 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM52_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM52_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM52_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM52_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM55/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM55/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM55/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/non_secure/port.c b/portable/IAR/ARM_CM55/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM55/non_secure/port.c
+++ b/portable/IAR/ARM_CM55/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55/non_secure/portasm.h b/portable/IAR/ARM_CM55/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM55/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM55/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/non_secure/portasm.s b/portable/IAR/ARM_CM55/non_secure/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/IAR/ARM_CM55/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM55/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM55/non_secure/portmacro.h b/portable/IAR/ARM_CM55/non_secure/portmacro.h
index e58485e40f3..0a4d223f63a 100644
--- a/portable/IAR/ARM_CM55/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM55/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM55/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM55/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM55/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55/secure/secure_context.c b/portable/IAR/ARM_CM55/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_CM55/secure/secure_context.c
+++ b/portable/IAR/ARM_CM55/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_context.h b/portable/IAR/ARM_CM55/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_CM55/secure/secure_context.h
+++ b/portable/IAR/ARM_CM55/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM55/secure/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/IAR/ARM_CM55/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM55/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_heap.c b/portable/IAR/ARM_CM55/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_CM55/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM55/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_heap.h b/portable/IAR/ARM_CM55/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_CM55/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM55/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_init.c b/portable/IAR/ARM_CM55/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_CM55/secure/secure_init.c
+++ b/portable/IAR/ARM_CM55/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_init.h b/portable/IAR/ARM_CM55/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_CM55/secure/secure_init.h
+++ b/portable/IAR/ARM_CM55/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55/secure/secure_port_macros.h b/portable/IAR/ARM_CM55/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_CM55/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM55/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/port.c b/portable/IAR/ARM_CM55_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h
index e58485e40f3..0a4d223f63a 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM55_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM55_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM55_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM55_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM7/r0p1/port.c b/portable/IAR/ARM_CM7/r0p1/port.c
index 72338963340..3b2e734a6cf 100644
--- a/portable/IAR/ARM_CM7/r0p1/port.c
+++ b/portable/IAR/ARM_CM7/r0p1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM7/r0p1/portasm.s b/portable/IAR/ARM_CM7/r0p1/portasm.s
index 56d4b3e041f..32a3fd9f03e 100644
--- a/portable/IAR/ARM_CM7/r0p1/portasm.s
+++ b/portable/IAR/ARM_CM7/r0p1/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM7/r0p1/portmacro.h b/portable/IAR/ARM_CM7/r0p1/portmacro.h
index 7c66ed3f972..507cc8b9a8e 100644
--- a/portable/IAR/ARM_CM7/r0p1/portmacro.h
+++ b/portable/IAR/ARM_CM7/r0p1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM85/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM85/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM85/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/non_secure/port.c b/portable/IAR/ARM_CM85/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM85/non_secure/port.c
+++ b/portable/IAR/ARM_CM85/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM85/non_secure/portasm.h b/portable/IAR/ARM_CM85/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM85/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM85/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/non_secure/portasm.s b/portable/IAR/ARM_CM85/non_secure/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/IAR/ARM_CM85/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM85/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_CM85/non_secure/portmacro.h b/portable/IAR/ARM_CM85/non_secure/portmacro.h
index 0268a9592d4..4b2faaf52a3 100644
--- a/portable/IAR/ARM_CM85/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM85/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM85/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM85/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM85/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM85/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM85/secure/secure_context.c b/portable/IAR/ARM_CM85/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_CM85/secure/secure_context.c
+++ b/portable/IAR/ARM_CM85/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_context.h b/portable/IAR/ARM_CM85/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_CM85/secure/secure_context.h
+++ b/portable/IAR/ARM_CM85/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM85/secure/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/IAR/ARM_CM85/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM85/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_heap.c b/portable/IAR/ARM_CM85/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_CM85/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM85/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_heap.h b/portable/IAR/ARM_CM85/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_CM85/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM85/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_init.c b/portable/IAR/ARM_CM85/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_CM85/secure/secure_init.c
+++ b/portable/IAR/ARM_CM85/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_init.h b/portable/IAR/ARM_CM85/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_CM85/secure/secure_init.h
+++ b/portable/IAR/ARM_CM85/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85/secure/secure_port_macros.h b/portable/IAR/ARM_CM85/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_CM85/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM85/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/port.c b/portable/IAR/ARM_CM85_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h
index 0268a9592d4..4b2faaf52a3 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CM85_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_CM85_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_CM85_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_CM85_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_CRx_No_GIC/port.c b/portable/IAR/ARM_CRx_No_GIC/port.c
index 1b5c0fb8ebd..518025cc82d 100644
--- a/portable/IAR/ARM_CRx_No_GIC/port.c
+++ b/portable/IAR/ARM_CRx_No_GIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CRx_No_GIC/portASM.s b/portable/IAR/ARM_CRx_No_GIC/portASM.s
index f37ad570be4..0e6f9e3507d 100644
--- a/portable/IAR/ARM_CRx_No_GIC/portASM.s
+++ b/portable/IAR/ARM_CRx_No_GIC/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_CRx_No_GIC/portmacro.h b/portable/IAR/ARM_CRx_No_GIC/portmacro.h
index 7707fcf02bd..2e574a4599f 100644
--- a/portable/IAR/ARM_CRx_No_GIC/portmacro.h
+++ b/portable/IAR/ARM_CRx_No_GIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_STAR_MC3/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/non_secure/port.c b/portable/IAR/ARM_STAR_MC3/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_STAR_MC3/non_secure/port.c
+++ b/portable/IAR/ARM_STAR_MC3/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_STAR_MC3/non_secure/portasm.h b/portable/IAR/ARM_STAR_MC3/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_STAR_MC3/non_secure/portasm.h
+++ b/portable/IAR/ARM_STAR_MC3/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/non_secure/portasm.s b/portable/IAR/ARM_STAR_MC3/non_secure/portasm.s
index 47fcfa15bfe..6316e2676e3 100644
--- a/portable/IAR/ARM_STAR_MC3/non_secure/portasm.s
+++ b/portable/IAR/ARM_STAR_MC3/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_STAR_MC3/non_secure/portmacro.h b/portable/IAR/ARM_STAR_MC3/non_secure/portmacro.h
index 8ee96052d93..e08182a2639 100644
--- a/portable/IAR/ARM_STAR_MC3/non_secure/portmacro.h
+++ b/portable/IAR/ARM_STAR_MC3/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2026 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_STAR_MC3/non_secure/portmacrocommon.h b/portable/IAR/ARM_STAR_MC3/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_STAR_MC3/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_STAR_MC3/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_context.c b/portable/IAR/ARM_STAR_MC3/secure/secure_context.c
index daf0d9458d5..2dae0229a51 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_context.c
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_context.h b/portable/IAR/ARM_STAR_MC3/secure/secure_context.h
index e36a8e43056..51dd823a3e6 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_context.h
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_context_port_asm.s b/portable/IAR/ARM_STAR_MC3/secure/secure_context_port_asm.s
index 27a8f39334a..519c64bb341 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_heap.c b/portable/IAR/ARM_STAR_MC3/secure/secure_heap.c
index 896b53e2d25..58226bf30ff 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_heap.c
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_heap.h b/portable/IAR/ARM_STAR_MC3/secure/secure_heap.h
index 0e84a9d9def..906fa2451c8 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_heap.h
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_init.c b/portable/IAR/ARM_STAR_MC3/secure/secure_init.c
index c50d3766864..69966925dc0 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_init.c
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_init.h b/portable/IAR/ARM_STAR_MC3/secure/secure_init.h
index ebe04900f20..4e7bd408dc0 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_init.h
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3/secure/secure_port_macros.h b/portable/IAR/ARM_STAR_MC3/secure/secure_port_macros.h
index a70da2c6538..72774eb2da4 100644
--- a/portable/IAR/ARM_STAR_MC3/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_STAR_MC3/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.S b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.S
index d2cb78e9203..c8df7ecb51b 100644
--- a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.S
+++ b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/mpu_wrappers_v2_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/port.c b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/port.c
index 9c3794c6b3c..007150cbae3 100644
--- a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.h b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.h
index b7021b0242f..b4b545f1f2c 100644
--- a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.s b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.s
index 2051f0112c5..8de575da802 100644
--- a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacro.h
index 8ee96052d93..e08182a2639 100644
--- a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2026 Arm Technology (China) Co., Ltd.All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
diff --git a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h
index f1f19b35852..c34fdee7ddb 100644
--- a/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h
+++ b/portable/IAR/ARM_STAR_MC3_NTZ/non_secure/portmacrocommon.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2024, 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/portable/IAR/ATMega323/port.c b/portable/IAR/ATMega323/port.c
index 980787990e6..28f41e69877 100644
--- a/portable/IAR/ATMega323/port.c
+++ b/portable/IAR/ATMega323/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ATMega323/portmacro.h b/portable/IAR/ATMega323/portmacro.h
index e50d9f3d75e..8f34c98ba10 100644
--- a/portable/IAR/ATMega323/portmacro.h
+++ b/portable/IAR/ATMega323/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/ATMega323/portmacro.s90 b/portable/IAR/ATMega323/portmacro.s90
index 029d0dbb688..2e66e7c1803 100644
--- a/portable/IAR/ATMega323/portmacro.s90
+++ b/portable/IAR/ATMega323/portmacro.s90
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR32_UC3/exception.s82 b/portable/IAR/AVR32_UC3/exception.s82
index 653600995e4..fc6163ddfec 100644
--- a/portable/IAR/AVR32_UC3/exception.s82
+++ b/portable/IAR/AVR32_UC3/exception.s82
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/IAR/AVR32_UC3/port.c b/portable/IAR/AVR32_UC3/port.c
index dbe121cca73..9e2a3e9e0a5 100644
--- a/portable/IAR/AVR32_UC3/port.c
+++ b/portable/IAR/AVR32_UC3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/IAR/AVR32_UC3/portmacro.h b/portable/IAR/AVR32_UC3/portmacro.h
index 036833f8f6e..e98816741dc 100644
--- a/portable/IAR/AVR32_UC3/portmacro.h
+++ b/portable/IAR/AVR32_UC3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/IAR/AVR32_UC3/read.c b/portable/IAR/AVR32_UC3/read.c
index 639d1f8f86d..12bc4ae897b 100644
--- a/portable/IAR/AVR32_UC3/read.c
+++ b/portable/IAR/AVR32_UC3/read.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/IAR/AVR32_UC3/write.c b/portable/IAR/AVR32_UC3/write.c
index 5ac7963325c..b9ada013e90 100644
--- a/portable/IAR/AVR32_UC3/write.c
+++ b/portable/IAR/AVR32_UC3/write.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT AND BSD-3-Clause
diff --git a/portable/IAR/AVR_AVRDx/port.c b/portable/IAR/AVR_AVRDx/port.c
index 07269f0f6ee..861d542d7f0 100644
--- a/portable/IAR/AVR_AVRDx/port.c
+++ b/portable/IAR/AVR_AVRDx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_AVRDx/porthardware.h b/portable/IAR/AVR_AVRDx/porthardware.h
index f9176f96b57..c8c2c92ab8e 100644
--- a/portable/IAR/AVR_AVRDx/porthardware.h
+++ b/portable/IAR/AVR_AVRDx/porthardware.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_AVRDx/portmacro.h b/portable/IAR/AVR_AVRDx/portmacro.h
index 829958dc033..0ed04f42fc5 100644
--- a/portable/IAR/AVR_AVRDx/portmacro.h
+++ b/portable/IAR/AVR_AVRDx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_AVRDx/portmacro.s90 b/portable/IAR/AVR_AVRDx/portmacro.s90
index c518d3af965..ed745dbbb87 100644
--- a/portable/IAR/AVR_AVRDx/portmacro.s90
+++ b/portable/IAR/AVR_AVRDx/portmacro.s90
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_Mega0/port.c b/portable/IAR/AVR_Mega0/port.c
index 7d1d2f6e8fd..cd3124035f4 100644
--- a/portable/IAR/AVR_Mega0/port.c
+++ b/portable/IAR/AVR_Mega0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_Mega0/porthardware.h b/portable/IAR/AVR_Mega0/porthardware.h
index d834a8e8208..e843e2b464a 100644
--- a/portable/IAR/AVR_Mega0/porthardware.h
+++ b/portable/IAR/AVR_Mega0/porthardware.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_Mega0/portmacro.h b/portable/IAR/AVR_Mega0/portmacro.h
index 829958dc033..0ed04f42fc5 100644
--- a/portable/IAR/AVR_Mega0/portmacro.h
+++ b/portable/IAR/AVR_Mega0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AVR_Mega0/portmacro.s90 b/portable/IAR/AVR_Mega0/portmacro.s90
index c2789d48e80..3173c39f1e4 100644
--- a/portable/IAR/AVR_Mega0/portmacro.s90
+++ b/portable/IAR/AVR_Mega0/portmacro.s90
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM7S64/ISR_Support.h b/portable/IAR/AtmelSAM7S64/ISR_Support.h
index 273e9514184..d882396f455 100644
--- a/portable/IAR/AtmelSAM7S64/ISR_Support.h
+++ b/portable/IAR/AtmelSAM7S64/ISR_Support.h
@@ -1,5 +1,5 @@
 ; /*
-   * ; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+   * ; * FreeRTOS Kernel V11.3.1
    * ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
    * ; *
    * ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM7S64/port.c b/portable/IAR/AtmelSAM7S64/port.c
index 5f5f7625f9b..04ba9fb1914 100644
--- a/portable/IAR/AtmelSAM7S64/port.c
+++ b/portable/IAR/AtmelSAM7S64/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM7S64/portasm.s79 b/portable/IAR/AtmelSAM7S64/portasm.s79
index 4f5f5c08377..b2a5ec59a59 100644
--- a/portable/IAR/AtmelSAM7S64/portasm.s79
+++ b/portable/IAR/AtmelSAM7S64/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM7S64/portmacro.h b/portable/IAR/AtmelSAM7S64/portmacro.h
index 75588d526e1..ffb18a3c523 100644
--- a/portable/IAR/AtmelSAM7S64/portmacro.h
+++ b/portable/IAR/AtmelSAM7S64/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM9XE/ISR_Support.h b/portable/IAR/AtmelSAM9XE/ISR_Support.h
index ac73c781661..f92bd1e1acc 100644
--- a/portable/IAR/AtmelSAM9XE/ISR_Support.h
+++ b/portable/IAR/AtmelSAM9XE/ISR_Support.h
@@ -1,5 +1,5 @@
 ; /*
-   * ; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+   * ; * FreeRTOS Kernel V11.3.1
    * ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
    * ; *
    * ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM9XE/port.c b/portable/IAR/AtmelSAM9XE/port.c
index f2bd893fc14..ec6ffea1109 100644
--- a/portable/IAR/AtmelSAM9XE/port.c
+++ b/portable/IAR/AtmelSAM9XE/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM9XE/portasm.s79 b/portable/IAR/AtmelSAM9XE/portasm.s79
index 37241da9c12..2eaa9e89010 100644
--- a/portable/IAR/AtmelSAM9XE/portasm.s79
+++ b/portable/IAR/AtmelSAM9XE/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/AtmelSAM9XE/portmacro.h b/portable/IAR/AtmelSAM9XE/portmacro.h
index 68e54c8d366..c0039b783f2 100644
--- a/portable/IAR/AtmelSAM9XE/portmacro.h
+++ b/portable/IAR/AtmelSAM9XE/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/LPC2000/ISR_Support.h b/portable/IAR/LPC2000/ISR_Support.h
index 273e9514184..d882396f455 100644
--- a/portable/IAR/LPC2000/ISR_Support.h
+++ b/portable/IAR/LPC2000/ISR_Support.h
@@ -1,5 +1,5 @@
 ; /*
-   * ; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+   * ; * FreeRTOS Kernel V11.3.1
    * ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
    * ; *
    * ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/LPC2000/port.c b/portable/IAR/LPC2000/port.c
index 69d711d3bd3..e75a74a3826 100644
--- a/portable/IAR/LPC2000/port.c
+++ b/portable/IAR/LPC2000/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/LPC2000/portasm.s79 b/portable/IAR/LPC2000/portasm.s79
index 2bd1ccc06ee..c0ca5191d3e 100644
--- a/portable/IAR/LPC2000/portasm.s79
+++ b/portable/IAR/LPC2000/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/LPC2000/portmacro.h b/portable/IAR/LPC2000/portmacro.h
index b44d307f3da..a69bacdfddf 100644
--- a/portable/IAR/LPC2000/portmacro.h
+++ b/portable/IAR/LPC2000/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430/port.c b/portable/IAR/MSP430/port.c
index 070f64bf0a7..40aee5bc80e 100644
--- a/portable/IAR/MSP430/port.c
+++ b/portable/IAR/MSP430/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430/portasm.h b/portable/IAR/MSP430/portasm.h
index 0d811503402..0323bad3e78 100644
--- a/portable/IAR/MSP430/portasm.h
+++ b/portable/IAR/MSP430/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430/portext.s43 b/portable/IAR/MSP430/portext.s43
index bfe6a190f16..06d66ad8979 100644
--- a/portable/IAR/MSP430/portext.s43
+++ b/portable/IAR/MSP430/portext.s43
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430/portmacro.h b/portable/IAR/MSP430/portmacro.h
index f87bfe589c8..a72f13a58e3 100644
--- a/portable/IAR/MSP430/portmacro.h
+++ b/portable/IAR/MSP430/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430X/data_model.h b/portable/IAR/MSP430X/data_model.h
index 0d5dcbdd409..0d52b806aa7 100644
--- a/portable/IAR/MSP430X/data_model.h
+++ b/portable/IAR/MSP430X/data_model.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430X/port.c b/portable/IAR/MSP430X/port.c
index 6c5b21c3a2c..068396bbce3 100644
--- a/portable/IAR/MSP430X/port.c
+++ b/portable/IAR/MSP430X/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430X/portext.s43 b/portable/IAR/MSP430X/portext.s43
index ccfd084c2e8..d858b9c3b29 100644
--- a/portable/IAR/MSP430X/portext.s43
+++ b/portable/IAR/MSP430X/portext.s43
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/MSP430X/portmacro.h b/portable/IAR/MSP430X/portmacro.h
index b428f8d405d..d98927703a9 100644
--- a/portable/IAR/MSP430X/portmacro.h
+++ b/portable/IAR/MSP430X/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h b/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
index 49c6479f001..d6d9ad6b417 100644
--- a/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RISC-V/port.c b/portable/IAR/RISC-V/port.c
index 0a2864b6d29..5b001cb4ac9 100644
--- a/portable/IAR/RISC-V/port.c
+++ b/portable/IAR/RISC-V/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RISC-V/portASM.s b/portable/IAR/RISC-V/portASM.s
index 12a2a6154ce..9b01d2ef51c 100644
--- a/portable/IAR/RISC-V/portASM.s
+++ b/portable/IAR/RISC-V/portASM.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RISC-V/portContext.h b/portable/IAR/RISC-V/portContext.h
index 7b3244e7bb3..60de3026ec2 100644
--- a/portable/IAR/RISC-V/portContext.h
+++ b/portable/IAR/RISC-V/portContext.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RISC-V/portmacro.h b/portable/IAR/RISC-V/portmacro.h
index c7237b363cf..41fb19b9690 100644
--- a/portable/IAR/RISC-V/portmacro.h
+++ b/portable/IAR/RISC-V/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RL78/port.c b/portable/IAR/RL78/port.c
index 656efeb2dd1..32c8c30f2a3 100644
--- a/portable/IAR/RL78/port.c
+++ b/portable/IAR/RL78/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RL78/portasm.s b/portable/IAR/RL78/portasm.s
index 7067cb1e4d7..f70faa4b425 100644
--- a/portable/IAR/RL78/portasm.s
+++ b/portable/IAR/RL78/portasm.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RL78/portmacro.h b/portable/IAR/RL78/portmacro.h
index 36697a620af..bbc2b57c4e1 100644
--- a/portable/IAR/RL78/portmacro.h
+++ b/portable/IAR/RL78/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX100/port.c b/portable/IAR/RX100/port.c
index b63b23b4833..6eb71a8c9b2 100644
--- a/portable/IAR/RX100/port.c
+++ b/portable/IAR/RX100/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX100/port_asm.s b/portable/IAR/RX100/port_asm.s
index 5eb90f7d12d..13fef04e870 100644
--- a/portable/IAR/RX100/port_asm.s
+++ b/portable/IAR/RX100/port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX100/portmacro.h b/portable/IAR/RX100/portmacro.h
index ab5eae69fe1..05804113721 100644
--- a/portable/IAR/RX100/portmacro.h
+++ b/portable/IAR/RX100/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX600/port.c b/portable/IAR/RX600/port.c
index 73ff96cff93..f1c61716eb2 100644
--- a/portable/IAR/RX600/port.c
+++ b/portable/IAR/RX600/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX600/port_asm.s b/portable/IAR/RX600/port_asm.s
index 29698534d64..4b15ed916e2 100644
--- a/portable/IAR/RX600/port_asm.s
+++ b/portable/IAR/RX600/port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX600/portmacro.h b/portable/IAR/RX600/portmacro.h
index 87faf8639fb..0633214d824 100644
--- a/portable/IAR/RX600/portmacro.h
+++ b/portable/IAR/RX600/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX700v3_DPFPU/port.c b/portable/IAR/RX700v3_DPFPU/port.c
index d0583597575..df7cabd8d4c 100644
--- a/portable/IAR/RX700v3_DPFPU/port.c
+++ b/portable/IAR/RX700v3_DPFPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RX700v3_DPFPU/portmacro.h b/portable/IAR/RX700v3_DPFPU/portmacro.h
index e24cbfe535e..9503eca72f9 100644
--- a/portable/IAR/RX700v3_DPFPU/portmacro.h
+++ b/portable/IAR/RX700v3_DPFPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RXv2/port.c b/portable/IAR/RXv2/port.c
index af21ae57a5d..ba8593c1c4e 100644
--- a/portable/IAR/RXv2/port.c
+++ b/portable/IAR/RXv2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RXv2/port_asm.s b/portable/IAR/RXv2/port_asm.s
index 122f8a4f4dd..9dab9bf3f0b 100644
--- a/portable/IAR/RXv2/port_asm.s
+++ b/portable/IAR/RXv2/port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/RXv2/portmacro.h b/portable/IAR/RXv2/portmacro.h
index 792beb9df49..7f45c783eb9 100644
--- a/portable/IAR/RXv2/portmacro.h
+++ b/portable/IAR/RXv2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR71x/ISR_Support.h b/portable/IAR/STR71x/ISR_Support.h
index 273e9514184..d882396f455 100644
--- a/portable/IAR/STR71x/ISR_Support.h
+++ b/portable/IAR/STR71x/ISR_Support.h
@@ -1,5 +1,5 @@
 ; /*
-   * ; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+   * ; * FreeRTOS Kernel V11.3.1
    * ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
    * ; *
    * ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR71x/port.c b/portable/IAR/STR71x/port.c
index 8f0e78c0df8..76fb0400aa5 100644
--- a/portable/IAR/STR71x/port.c
+++ b/portable/IAR/STR71x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR71x/portasm.s79 b/portable/IAR/STR71x/portasm.s79
index 87166f69136..80806944325 100644
--- a/portable/IAR/STR71x/portasm.s79
+++ b/portable/IAR/STR71x/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR71x/portmacro.h b/portable/IAR/STR71x/portmacro.h
index e05c380abc9..f049554d8f0 100644
--- a/portable/IAR/STR71x/portmacro.h
+++ b/portable/IAR/STR71x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR75x/ISR_Support.h b/portable/IAR/STR75x/ISR_Support.h
index 273e9514184..d882396f455 100644
--- a/portable/IAR/STR75x/ISR_Support.h
+++ b/portable/IAR/STR75x/ISR_Support.h
@@ -1,5 +1,5 @@
 ; /*
-   * ; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+   * ; * FreeRTOS Kernel V11.3.1
    * ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
    * ; *
    * ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR75x/port.c b/portable/IAR/STR75x/port.c
index b4ec381a5e3..7a9d7bba313 100644
--- a/portable/IAR/STR75x/port.c
+++ b/portable/IAR/STR75x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR75x/portasm.s79 b/portable/IAR/STR75x/portasm.s79
index ad2aa1b5e06..bd4ad6e6bf1 100644
--- a/portable/IAR/STR75x/portasm.s79
+++ b/portable/IAR/STR75x/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR75x/portmacro.h b/portable/IAR/STR75x/portmacro.h
index 1d5cdabbe91..0040047516c 100644
--- a/portable/IAR/STR75x/portmacro.h
+++ b/portable/IAR/STR75x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR91x/ISR_Support.h b/portable/IAR/STR91x/ISR_Support.h
index 2e697375758..0fc67f1dc58 100644
--- a/portable/IAR/STR91x/ISR_Support.h
+++ b/portable/IAR/STR91x/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR91x/port.c b/portable/IAR/STR91x/port.c
index f706c946e83..2eebb81f34e 100644
--- a/portable/IAR/STR91x/port.c
+++ b/portable/IAR/STR91x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR91x/portasm.s79 b/portable/IAR/STR91x/portasm.s79
index 9b91475c778..a6a79611b3a 100644
--- a/portable/IAR/STR91x/portasm.s79
+++ b/portable/IAR/STR91x/portasm.s79
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/STR91x/portmacro.h b/portable/IAR/STR91x/portmacro.h
index fde5b6dcb98..06ef8783a35 100644
--- a/portable/IAR/STR91x/portmacro.h
+++ b/portable/IAR/STR91x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/V850ES/ISR_Support.h b/portable/IAR/V850ES/ISR_Support.h
index b99126d0fdd..11842616851 100644
--- a/portable/IAR/V850ES/ISR_Support.h
+++ b/portable/IAR/V850ES/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/V850ES/port.c b/portable/IAR/V850ES/port.c
index d1d9d6a7de9..bd07fc8bb6f 100644
--- a/portable/IAR/V850ES/port.c
+++ b/portable/IAR/V850ES/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/V850ES/portasm.s85 b/portable/IAR/V850ES/portasm.s85
index b017536670b..08a73fd10b2 100644
--- a/portable/IAR/V850ES/portasm.s85
+++ b/portable/IAR/V850ES/portasm.s85
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/V850ES/portasm_Fx3.s85 b/portable/IAR/V850ES/portasm_Fx3.s85
index 12262b3af03..c04b257c655 100644
--- a/portable/IAR/V850ES/portasm_Fx3.s85
+++ b/portable/IAR/V850ES/portasm_Fx3.s85
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/V850ES/portasm_Hx2.s85 b/portable/IAR/V850ES/portasm_Hx2.s85
index 03c2e38ae72..a75218641b6 100644
--- a/portable/IAR/V850ES/portasm_Hx2.s85
+++ b/portable/IAR/V850ES/portasm_Hx2.s85
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/IAR/V850ES/portmacro.h b/portable/IAR/V850ES/portmacro.h
index 0f066a0fc3b..cc0eb3c0178 100644
--- a/portable/IAR/V850ES/portmacro.h
+++ b/portable/IAR/V850ES/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC18F/port.c b/portable/MPLAB/PIC18F/port.c
index bb84515813e..5cca75f1f4d 100644
--- a/portable/MPLAB/PIC18F/port.c
+++ b/portable/MPLAB/PIC18F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC18F/portmacro.h b/portable/MPLAB/PIC18F/portmacro.h
index a0bfb44b531..69713d654d4 100644
--- a/portable/MPLAB/PIC18F/portmacro.h
+++ b/portable/MPLAB/PIC18F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC24_dsPIC/port.c b/portable/MPLAB/PIC24_dsPIC/port.c
index f309128e50e..696188752b0 100644
--- a/portable/MPLAB/PIC24_dsPIC/port.c
+++ b/portable/MPLAB/PIC24_dsPIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S b/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S
index e2a7d626751..3065444e48b 100644
--- a/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S
+++ b/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S b/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S
index ec1f070a489..aa6a99777df 100644
--- a/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S
+++ b/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC24_dsPIC/portmacro.h b/portable/MPLAB/PIC24_dsPIC/portmacro.h
index fbac471d5f2..d8ebbf1f06f 100644
--- a/portable/MPLAB/PIC24_dsPIC/portmacro.h
+++ b/portable/MPLAB/PIC24_dsPIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MEC14xx/ISR_Support.h b/portable/MPLAB/PIC32MEC14xx/ISR_Support.h
index ad6c91487da..9f2d2372b93 100644
--- a/portable/MPLAB/PIC32MEC14xx/ISR_Support.h
+++ b/portable/MPLAB/PIC32MEC14xx/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MEC14xx/port.c b/portable/MPLAB/PIC32MEC14xx/port.c
index 1f0d9cc034b..2bd409e74ca 100644
--- a/portable/MPLAB/PIC32MEC14xx/port.c
+++ b/portable/MPLAB/PIC32MEC14xx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MEC14xx/port_asm.S b/portable/MPLAB/PIC32MEC14xx/port_asm.S
index b2c37f2dbb4..af28d7d8c53 100644
--- a/portable/MPLAB/PIC32MEC14xx/port_asm.S
+++ b/portable/MPLAB/PIC32MEC14xx/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MEC14xx/portmacro.h b/portable/MPLAB/PIC32MEC14xx/portmacro.h
index f431ae324a3..104ad19ad5a 100644
--- a/portable/MPLAB/PIC32MEC14xx/portmacro.h
+++ b/portable/MPLAB/PIC32MEC14xx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MX/ISR_Support.h b/portable/MPLAB/PIC32MX/ISR_Support.h
index b92838895e2..8d725cbc540 100644
--- a/portable/MPLAB/PIC32MX/ISR_Support.h
+++ b/portable/MPLAB/PIC32MX/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MX/port.c b/portable/MPLAB/PIC32MX/port.c
index 582a600a3c5..9a0a51784a8 100644
--- a/portable/MPLAB/PIC32MX/port.c
+++ b/portable/MPLAB/PIC32MX/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MX/port_asm.S b/portable/MPLAB/PIC32MX/port_asm.S
index 4e00324eb27..85bfe1e8b7b 100644
--- a/portable/MPLAB/PIC32MX/port_asm.S
+++ b/portable/MPLAB/PIC32MX/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MX/portmacro.h b/portable/MPLAB/PIC32MX/portmacro.h
index 7868dcb8c2d..af945934d13 100644
--- a/portable/MPLAB/PIC32MX/portmacro.h
+++ b/portable/MPLAB/PIC32MX/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MZ/ISR_Support.h b/portable/MPLAB/PIC32MZ/ISR_Support.h
index 396e345a09e..99e8aa9abb8 100644
--- a/portable/MPLAB/PIC32MZ/ISR_Support.h
+++ b/portable/MPLAB/PIC32MZ/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MZ/port.c b/portable/MPLAB/PIC32MZ/port.c
index 4af1fb832c1..ec545392db7 100644
--- a/portable/MPLAB/PIC32MZ/port.c
+++ b/portable/MPLAB/PIC32MZ/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MZ/port_asm.S b/portable/MPLAB/PIC32MZ/port_asm.S
index 78cb1416513..c512b28e0a2 100644
--- a/portable/MPLAB/PIC32MZ/port_asm.S
+++ b/portable/MPLAB/PIC32MZ/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MPLAB/PIC32MZ/portmacro.h b/portable/MPLAB/PIC32MZ/portmacro.h
index 8b049708652..f525543ab06 100644
--- a/portable/MPLAB/PIC32MZ/portmacro.h
+++ b/portable/MPLAB/PIC32MZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MSVC-MingW/port.c b/portable/MSVC-MingW/port.c
index 40458682b80..e69de03f7aa 100644
--- a/portable/MSVC-MingW/port.c
+++ b/portable/MSVC-MingW/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MSVC-MingW/portmacro.h b/portable/MSVC-MingW/portmacro.h
index 37bfb258699..e8ef0b171e6 100644
--- a/portable/MSVC-MingW/portmacro.h
+++ b/portable/MSVC-MingW/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MemMang/heap_1.c b/portable/MemMang/heap_1.c
index f697c907ca9..08a3ec138ba 100644
--- a/portable/MemMang/heap_1.c
+++ b/portable/MemMang/heap_1.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MemMang/heap_2.c b/portable/MemMang/heap_2.c
index fa6ea9d9b75..5832a7d152a 100644
--- a/portable/MemMang/heap_2.c
+++ b/portable/MemMang/heap_2.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MemMang/heap_3.c b/portable/MemMang/heap_3.c
index 5094390b5eb..89ca0365883 100644
--- a/portable/MemMang/heap_3.c
+++ b/portable/MemMang/heap_3.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MemMang/heap_4.c b/portable/MemMang/heap_4.c
index 50af15dfb07..cb47359538b 100644
--- a/portable/MemMang/heap_4.c
+++ b/portable/MemMang/heap_4.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MemMang/heap_5.c b/portable/MemMang/heap_5.c
index a54381b0cd8..b5fdad2a179 100644
--- a/portable/MemMang/heap_5.c
+++ b/portable/MemMang/heap_5.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MikroC/ARM_CM4F/port.c b/portable/MikroC/ARM_CM4F/port.c
index a167f858855..92fe6c04953 100644
--- a/portable/MikroC/ARM_CM4F/port.c
+++ b/portable/MikroC/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/MikroC/ARM_CM4F/portmacro.h b/portable/MikroC/ARM_CM4F/portmacro.h
index d6cd752e469..c26052e42fb 100644
--- a/portable/MikroC/ARM_CM4F/portmacro.h
+++ b/portable/MikroC/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Paradigm/Tern_EE/large_untested/port.c b/portable/Paradigm/Tern_EE/large_untested/port.c
index 443104885bb..291330721a4 100644
--- a/portable/Paradigm/Tern_EE/large_untested/port.c
+++ b/portable/Paradigm/Tern_EE/large_untested/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Paradigm/Tern_EE/large_untested/portasm.h b/portable/Paradigm/Tern_EE/large_untested/portasm.h
index cf9e711c82b..690e34a5f33 100644
--- a/portable/Paradigm/Tern_EE/large_untested/portasm.h
+++ b/portable/Paradigm/Tern_EE/large_untested/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Paradigm/Tern_EE/large_untested/portmacro.h b/portable/Paradigm/Tern_EE/large_untested/portmacro.h
index 1ea0c3176f5..b850815cc86 100644
--- a/portable/Paradigm/Tern_EE/large_untested/portmacro.h
+++ b/portable/Paradigm/Tern_EE/large_untested/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Paradigm/Tern_EE/small/port.c b/portable/Paradigm/Tern_EE/small/port.c
index 75273f22578..7a2ffc1596d 100644
--- a/portable/Paradigm/Tern_EE/small/port.c
+++ b/portable/Paradigm/Tern_EE/small/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Paradigm/Tern_EE/small/portasm.h b/portable/Paradigm/Tern_EE/small/portasm.h
index 88ef3ba99c6..8cb1e68cc18 100644
--- a/portable/Paradigm/Tern_EE/small/portasm.h
+++ b/portable/Paradigm/Tern_EE/small/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Paradigm/Tern_EE/small/portmacro.h b/portable/Paradigm/Tern_EE/small/portmacro.h
index 0ab0838388b..11c387b40cd 100644
--- a/portable/Paradigm/Tern_EE/small/portmacro.h
+++ b/portable/Paradigm/Tern_EE/small/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM7_LPC21xx/port.c b/portable/RVDS/ARM7_LPC21xx/port.c
index 5476af8c97d..38ea47264c3 100644
--- a/portable/RVDS/ARM7_LPC21xx/port.c
+++ b/portable/RVDS/ARM7_LPC21xx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM7_LPC21xx/portASM.s b/portable/RVDS/ARM7_LPC21xx/portASM.s
index c47a9a641ec..09d201f6c38 100644
--- a/portable/RVDS/ARM7_LPC21xx/portASM.s
+++ b/portable/RVDS/ARM7_LPC21xx/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM7_LPC21xx/portmacro.h b/portable/RVDS/ARM7_LPC21xx/portmacro.h
index 5535dcfef8b..8445dbb39f0 100644
--- a/portable/RVDS/ARM7_LPC21xx/portmacro.h
+++ b/portable/RVDS/ARM7_LPC21xx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM7_LPC21xx/portmacro.inc b/portable/RVDS/ARM7_LPC21xx/portmacro.inc
index ef84d1adf3f..4543213b56e 100644
--- a/portable/RVDS/ARM7_LPC21xx/portmacro.inc
+++ b/portable/RVDS/ARM7_LPC21xx/portmacro.inc
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CA9/port.c b/portable/RVDS/ARM_CA9/port.c
index 7ef38f399aa..4b62e98ff68 100644
--- a/portable/RVDS/ARM_CA9/port.c
+++ b/portable/RVDS/ARM_CA9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CA9/portASM.s b/portable/RVDS/ARM_CA9/portASM.s
index 771b140dae3..2f934fdd937 100644
--- a/portable/RVDS/ARM_CA9/portASM.s
+++ b/portable/RVDS/ARM_CA9/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CA9/portmacro.h b/portable/RVDS/ARM_CA9/portmacro.h
index 2218a637979..37055dccc48 100644
--- a/portable/RVDS/ARM_CA9/portmacro.h
+++ b/portable/RVDS/ARM_CA9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CA9/portmacro.inc b/portable/RVDS/ARM_CA9/portmacro.inc
index 68a73945fb8..c921cacc733 100644
--- a/portable/RVDS/ARM_CA9/portmacro.inc
+++ b/portable/RVDS/ARM_CA9/portmacro.inc
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM0/port.c b/portable/RVDS/ARM_CM0/port.c
index ececb715a5a..a8a1d8b6c2b 100644
--- a/portable/RVDS/ARM_CM0/port.c
+++ b/portable/RVDS/ARM_CM0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM0/portmacro.h b/portable/RVDS/ARM_CM0/portmacro.h
index 78513872256..650fe66e63c 100644
--- a/portable/RVDS/ARM_CM0/portmacro.h
+++ b/portable/RVDS/ARM_CM0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM3/port.c b/portable/RVDS/ARM_CM3/port.c
index 725127193ec..e38c162285e 100644
--- a/portable/RVDS/ARM_CM3/port.c
+++ b/portable/RVDS/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM3/portmacro.h b/portable/RVDS/ARM_CM3/portmacro.h
index 0436525fdb1..1ba54e1b4a5 100644
--- a/portable/RVDS/ARM_CM3/portmacro.h
+++ b/portable/RVDS/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM4F/port.c b/portable/RVDS/ARM_CM4F/port.c
index 8d21daffb6b..61055e266ed 100644
--- a/portable/RVDS/ARM_CM4F/port.c
+++ b/portable/RVDS/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM4F/portmacro.h b/portable/RVDS/ARM_CM4F/portmacro.h
index 063b148f4e0..fc0b9c4a9b7 100644
--- a/portable/RVDS/ARM_CM4F/portmacro.h
+++ b/portable/RVDS/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM4_MPU/mpu_wrappers_v2_asm.c b/portable/RVDS/ARM_CM4_MPU/mpu_wrappers_v2_asm.c
index 950788e09dc..c46c9e32031 100644
--- a/portable/RVDS/ARM_CM4_MPU/mpu_wrappers_v2_asm.c
+++ b/portable/RVDS/ARM_CM4_MPU/mpu_wrappers_v2_asm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM4_MPU/port.c b/portable/RVDS/ARM_CM4_MPU/port.c
index 77c497a9b92..824c225a458 100644
--- a/portable/RVDS/ARM_CM4_MPU/port.c
+++ b/portable/RVDS/ARM_CM4_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2025 Arm Limited and/or its affiliates
  * <open-source-office@arm.com>
diff --git a/portable/RVDS/ARM_CM4_MPU/portmacro.h b/portable/RVDS/ARM_CM4_MPU/portmacro.h
index 8e682ba7450..e2741abb8df 100644
--- a/portable/RVDS/ARM_CM4_MPU/portmacro.h
+++ b/portable/RVDS/ARM_CM4_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM7/r0p1/port.c b/portable/RVDS/ARM_CM7/r0p1/port.c
index 33fa8026654..7294dec9fb5 100644
--- a/portable/RVDS/ARM_CM7/r0p1/port.c
+++ b/portable/RVDS/ARM_CM7/r0p1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/RVDS/ARM_CM7/r0p1/portmacro.h b/portable/RVDS/ARM_CM7/r0p1/portmacro.h
index b36b427d9a0..9cb7a51c157 100644
--- a/portable/RVDS/ARM_CM7/r0p1/portmacro.h
+++ b/portable/RVDS/ARM_CM7/r0p1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX100/port.c b/portable/Renesas/RX100/port.c
index a22da66cfe6..8d3a14fdb87 100644
--- a/portable/Renesas/RX100/port.c
+++ b/portable/Renesas/RX100/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX100/port_asm.src b/portable/Renesas/RX100/port_asm.src
index afe0aba5b55..feb60b8ef79 100644
--- a/portable/Renesas/RX100/port_asm.src
+++ b/portable/Renesas/RX100/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX100/portmacro.h b/portable/Renesas/RX100/portmacro.h
index 5ae7d05aa5d..9b5a667889a 100644
--- a/portable/Renesas/RX100/portmacro.h
+++ b/portable/Renesas/RX100/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX200/port.c b/portable/Renesas/RX200/port.c
index fe05cf750a8..f9862b700dc 100644
--- a/portable/Renesas/RX200/port.c
+++ b/portable/Renesas/RX200/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX200/port_asm.src b/portable/Renesas/RX200/port_asm.src
index afe0aba5b55..feb60b8ef79 100644
--- a/portable/Renesas/RX200/port_asm.src
+++ b/portable/Renesas/RX200/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX200/portmacro.h b/portable/Renesas/RX200/portmacro.h
index bf11b2e9335..90b0b321b22 100644
--- a/portable/Renesas/RX200/portmacro.h
+++ b/portable/Renesas/RX200/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX600/port.c b/portable/Renesas/RX600/port.c
index 95431adceba..db0d821b58b 100644
--- a/portable/Renesas/RX600/port.c
+++ b/portable/Renesas/RX600/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX600/port_asm.src b/portable/Renesas/RX600/port_asm.src
index afe0aba5b55..feb60b8ef79 100644
--- a/portable/Renesas/RX600/port_asm.src
+++ b/portable/Renesas/RX600/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX600/portmacro.h b/portable/Renesas/RX600/portmacro.h
index 53f45dec79a..c252b8100a3 100644
--- a/portable/Renesas/RX600/portmacro.h
+++ b/portable/Renesas/RX600/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX600v2/port.c b/portable/Renesas/RX600v2/port.c
index bae8fd62311..823a3e9bae3 100644
--- a/portable/Renesas/RX600v2/port.c
+++ b/portable/Renesas/RX600v2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX600v2/port_asm.src b/portable/Renesas/RX600v2/port_asm.src
index 8d5200b6c60..85ada52cb43 100644
--- a/portable/Renesas/RX600v2/port_asm.src
+++ b/portable/Renesas/RX600v2/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX600v2/portmacro.h b/portable/Renesas/RX600v2/portmacro.h
index 0442b05a18d..d77f21dcd26 100644
--- a/portable/Renesas/RX600v2/portmacro.h
+++ b/portable/Renesas/RX600v2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX700v3_DPFPU/port.c b/portable/Renesas/RX700v3_DPFPU/port.c
index 6fec5042520..ea1ff23645a 100644
--- a/portable/Renesas/RX700v3_DPFPU/port.c
+++ b/portable/Renesas/RX700v3_DPFPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX700v3_DPFPU/port_asm.src b/portable/Renesas/RX700v3_DPFPU/port_asm.src
index 8d5200b6c60..85ada52cb43 100644
--- a/portable/Renesas/RX700v3_DPFPU/port_asm.src
+++ b/portable/Renesas/RX700v3_DPFPU/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/RX700v3_DPFPU/portmacro.h b/portable/Renesas/RX700v3_DPFPU/portmacro.h
index e0c6b1df10d..8b2f4be41bf 100644
--- a/portable/Renesas/RX700v3_DPFPU/portmacro.h
+++ b/portable/Renesas/RX700v3_DPFPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/SH2A_FPU/ISR_Support.inc b/portable/Renesas/SH2A_FPU/ISR_Support.inc
index 33ad2de68a1..44e87c96e3b 100644
--- a/portable/Renesas/SH2A_FPU/ISR_Support.inc
+++ b/portable/Renesas/SH2A_FPU/ISR_Support.inc
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/SH2A_FPU/port.c b/portable/Renesas/SH2A_FPU/port.c
index c14a0a851c3..20f0209f747 100644
--- a/portable/Renesas/SH2A_FPU/port.c
+++ b/portable/Renesas/SH2A_FPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/SH2A_FPU/portasm.src b/portable/Renesas/SH2A_FPU/portasm.src
index 4cf7225aa13..267e73dc6ae 100644
--- a/portable/Renesas/SH2A_FPU/portasm.src
+++ b/portable/Renesas/SH2A_FPU/portasm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Renesas/SH2A_FPU/portmacro.h b/portable/Renesas/SH2A_FPU/portmacro.h
index 2229fd3f66b..a195422c901 100644
--- a/portable/Renesas/SH2A_FPU/portmacro.h
+++ b/portable/Renesas/SH2A_FPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Rowley/MSP430F449/port.c b/portable/Rowley/MSP430F449/port.c
index 392dadbddae..c21548f3439 100644
--- a/portable/Rowley/MSP430F449/port.c
+++ b/portable/Rowley/MSP430F449/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Rowley/MSP430F449/portasm.h b/portable/Rowley/MSP430F449/portasm.h
index 18361cce3c9..c19426f6b4b 100644
--- a/portable/Rowley/MSP430F449/portasm.h
+++ b/portable/Rowley/MSP430F449/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Rowley/MSP430F449/portext.asm b/portable/Rowley/MSP430F449/portext.asm
index 80cdcef81fe..12c4f5125ea 100644
--- a/portable/Rowley/MSP430F449/portext.asm
+++ b/portable/Rowley/MSP430F449/portext.asm
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Rowley/MSP430F449/portmacro.h b/portable/Rowley/MSP430F449/portmacro.h
index 38304fb03d9..9cc3fe8600b 100644
--- a/portable/Rowley/MSP430F449/portmacro.h
+++ b/portable/Rowley/MSP430F449/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/SDCC/Cygnal/port.c b/portable/SDCC/Cygnal/port.c
index 418a5043049..2db19837600 100644
--- a/portable/SDCC/Cygnal/port.c
+++ b/portable/SDCC/Cygnal/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/SDCC/Cygnal/portmacro.h b/portable/SDCC/Cygnal/portmacro.h
index fe0340757d0..944f71ab935 100644
--- a/portable/SDCC/Cygnal/portmacro.h
+++ b/portable/SDCC/Cygnal/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Softune/MB91460/__STD_LIB_sbrk.c b/portable/Softune/MB91460/__STD_LIB_sbrk.c
index 4f986e804e2..50bae4e9cfe 100644
--- a/portable/Softune/MB91460/__STD_LIB_sbrk.c
+++ b/portable/Softune/MB91460/__STD_LIB_sbrk.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Softune/MB91460/port.c b/portable/Softune/MB91460/port.c
index 4b87ba4026b..63039219185 100644
--- a/portable/Softune/MB91460/port.c
+++ b/portable/Softune/MB91460/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Softune/MB91460/portmacro.h b/portable/Softune/MB91460/portmacro.h
index 182a3057e0c..96317da7531 100644
--- a/portable/Softune/MB91460/portmacro.h
+++ b/portable/Softune/MB91460/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Softune/MB96340/__STD_LIB_sbrk.c b/portable/Softune/MB96340/__STD_LIB_sbrk.c
index 4f986e804e2..50bae4e9cfe 100644
--- a/portable/Softune/MB96340/__STD_LIB_sbrk.c
+++ b/portable/Softune/MB96340/__STD_LIB_sbrk.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Softune/MB96340/port.c b/portable/Softune/MB96340/port.c
index ec0d977bc83..811d1dc86ea 100644
--- a/portable/Softune/MB96340/port.c
+++ b/portable/Softune/MB96340/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Softune/MB96340/portmacro.h b/portable/Softune/MB96340/portmacro.h
index ef4a1eb5a1c..45f518f77d8 100644
--- a/portable/Softune/MB96340/portmacro.h
+++ b/portable/Softune/MB96340/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Tasking/ARM_CM4F/port.c b/portable/Tasking/ARM_CM4F/port.c
index 43a892f1ea9..bf0466b16b0 100644
--- a/portable/Tasking/ARM_CM4F/port.c
+++ b/portable/Tasking/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/Tasking/ARM_CM4F/port_asm.asm b/portable/Tasking/ARM_CM4F/port_asm.asm
index 8b6784e7091..15308ae0b15 100644
--- a/portable/Tasking/ARM_CM4F/port_asm.asm
+++ b/portable/Tasking/ARM_CM4F/port_asm.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+; * FreeRTOS Kernel V11.3.1
 ; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 ; *
 ; * SPDX-License-Identifier: MIT
diff --git a/portable/Tasking/ARM_CM4F/portmacro.h b/portable/Tasking/ARM_CM4F/portmacro.h
index 3d16cd6da77..02907d534f3 100644
--- a/portable/Tasking/ARM_CM4F/portmacro.h
+++ b/portable/Tasking/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c
index 3b5b085a220..d59c616c719 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h
index 35a5abafb51..4ccdfa9893a 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s b/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s
index 14174a37649..a29125558b6 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c b/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c
index 7d74f319eba..f2c82f8a236 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/port.c b/portable/ThirdParty/GCC/ARC_EM_HS/port.c
index 7837f8f738d..a2601a7f922 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/port.c
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h b/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h
index e5004146b35..b539d62a8ca 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c
index 3b5b085a220..d59c616c719 100644
--- a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c
+++ b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h
index 35a5abafb51..4ccdfa9893a 100644
--- a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h
+++ b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_v1/arc_support.s b/portable/ThirdParty/GCC/ARC_v1/arc_support.s
index df2ec408cad..1943f37e7e3 100644
--- a/portable/ThirdParty/GCC/ARC_v1/arc_support.s
+++ b/portable/ThirdParty/GCC/ARC_v1/arc_support.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_v1/port.c b/portable/ThirdParty/GCC/ARC_v1/port.c
index 39e8b771b1a..90d01eb90d5 100644
--- a/portable/ThirdParty/GCC/ARC_v1/port.c
+++ b/portable/ThirdParty/GCC/ARC_v1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ARC_v1/portmacro.h b/portable/ThirdParty/GCC/ARC_v1/portmacro.h
index cc67ad6130a..323433a7632 100644
--- a/portable/ThirdParty/GCC/ARC_v1/portmacro.h
+++ b/portable/ThirdParty/GCC/ARC_v1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ATmega/port.c b/portable/ThirdParty/GCC/ATmega/port.c
index 168bcdd9462..7740bad4e5c 100644
--- a/portable/ThirdParty/GCC/ATmega/port.c
+++ b/portable/ThirdParty/GCC/ATmega/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/ATmega/portmacro.h b/portable/ThirdParty/GCC/ATmega/portmacro.h
index 0cc5834790a..248e4a4f753 100644
--- a/portable/ThirdParty/GCC/ATmega/portmacro.h
+++ b/portable/ThirdParty/GCC/ATmega/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/Posix/port.c b/portable/ThirdParty/GCC/Posix/port.c
index a1b1ca8c7cf..25926108367 100644
--- a/portable/ThirdParty/GCC/Posix/port.c
+++ b/portable/ThirdParty/GCC/Posix/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Cambridge Consultants Ltd.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/Posix/portmacro.h b/portable/ThirdParty/GCC/Posix/portmacro.h
index e117749fea5..52a9c0e519c 100644
--- a/portable/ThirdParty/GCC/Posix/portmacro.h
+++ b/portable/ThirdParty/GCC/Posix/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright 2020 Cambridge Consultants Ltd.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/Posix/utils/wait_for_event.c b/portable/ThirdParty/GCC/Posix/utils/wait_for_event.c
index 55fd7bbfc93..23b51b81b09 100644
--- a/portable/ThirdParty/GCC/Posix/utils/wait_for_event.c
+++ b/portable/ThirdParty/GCC/Posix/utils/wait_for_event.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/Posix/utils/wait_for_event.h b/portable/ThirdParty/GCC/Posix/utils/wait_for_event.h
index 533db04f11d..d476fadf423 100644
--- a/portable/ThirdParty/GCC/Posix/utils/wait_for_event.h
+++ b/portable/ThirdParty/GCC/Posix/utils/wait_for_event.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/ThirdParty/GCC/RP2040/include/freertos_sdk_config.h b/portable/ThirdParty/GCC/RP2040/include/freertos_sdk_config.h
index 71ca3277e4d..31fece34596 100644
--- a/portable/ThirdParty/GCC/RP2040/include/freertos_sdk_config.h
+++ b/portable/ThirdParty/GCC/RP2040/include/freertos_sdk_config.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2021 Raspberry Pi (Trading) Ltd.
  *
diff --git a/portable/ThirdParty/GCC/RP2040/include/portmacro.h b/portable/ThirdParty/GCC/RP2040/include/portmacro.h
index d8173716eea..9fa98735db2 100644
--- a/portable/ThirdParty/GCC/RP2040/include/portmacro.h
+++ b/portable/ThirdParty/GCC/RP2040/include/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2021 Raspberry Pi (Trading) Ltd.
  *
diff --git a/portable/ThirdParty/GCC/RP2040/include/rp2040_config.h b/portable/ThirdParty/GCC/RP2040/include/rp2040_config.h
index b2159a94ebb..04289f91432 100644
--- a/portable/ThirdParty/GCC/RP2040/include/rp2040_config.h
+++ b/portable/ThirdParty/GCC/RP2040/include/rp2040_config.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2021 Raspberry Pi (Trading) Ltd.
  *
diff --git a/portable/ThirdParty/GCC/RP2040/port.c b/portable/ThirdParty/GCC/RP2040/port.c
index 66d63372068..69cc66bcc4c 100644
--- a/portable/ThirdParty/GCC/RP2040/port.c
+++ b/portable/ThirdParty/GCC/RP2040/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright (c) 2021 Raspberry Pi (Trading) Ltd.
  *
diff --git a/portable/ThirdParty/GCC/Xtensa_ESP32/include/FreeRTOSConfig_arch.h b/portable/ThirdParty/GCC/Xtensa_ESP32/include/FreeRTOSConfig_arch.h
index 57f7b0156a8..d567de97134 100644
--- a/portable/ThirdParty/GCC/Xtensa_ESP32/include/FreeRTOSConfig_arch.h
+++ b/portable/ThirdParty/GCC/Xtensa_ESP32/include/FreeRTOSConfig_arch.h
@@ -7,7 +7,7 @@
  */
 
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/Xtensa_ESP32/include/portmacro.h b/portable/ThirdParty/GCC/Xtensa_ESP32/include/portmacro.h
index 2f3fe55e0b4..730261893d6 100644
--- a/portable/ThirdParty/GCC/Xtensa_ESP32/include/portmacro.h
+++ b/portable/ThirdParty/GCC/Xtensa_ESP32/include/portmacro.h
@@ -8,7 +8,7 @@
  */
 
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/Xtensa_ESP32/port.c b/portable/ThirdParty/GCC/Xtensa_ESP32/port.c
index a89868baa48..ce301522242 100644
--- a/portable/ThirdParty/GCC/Xtensa_ESP32/port.c
+++ b/portable/ThirdParty/GCC/Xtensa_ESP32/port.c
@@ -8,7 +8,7 @@
  */
 
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/WizC/PIC18/Drivers/Tick/Tick.c b/portable/WizC/PIC18/Drivers/Tick/Tick.c
index 53c2dbcc7d7..75d42d0190d 100644
--- a/portable/WizC/PIC18/Drivers/Tick/Tick.c
+++ b/portable/WizC/PIC18/Drivers/Tick/Tick.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/WizC/PIC18/Drivers/Tick/isrTick.c b/portable/WizC/PIC18/Drivers/Tick/isrTick.c
index d68f8431fa9..9fb41982b4e 100644
--- a/portable/WizC/PIC18/Drivers/Tick/isrTick.c
+++ b/portable/WizC/PIC18/Drivers/Tick/isrTick.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/WizC/PIC18/addFreeRTOS.h b/portable/WizC/PIC18/addFreeRTOS.h
index 386ae9f7e32..8d04183ff37 100644
--- a/portable/WizC/PIC18/addFreeRTOS.h
+++ b/portable/WizC/PIC18/addFreeRTOS.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/WizC/PIC18/port.c b/portable/WizC/PIC18/port.c
index 6941ece4f1d..8ba4f6a9707 100644
--- a/portable/WizC/PIC18/port.c
+++ b/portable/WizC/PIC18/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/WizC/PIC18/portmacro.h b/portable/WizC/PIC18/portmacro.h
index abeb955d02e..c5cc2ba8d81 100644
--- a/portable/WizC/PIC18/portmacro.h
+++ b/portable/WizC/PIC18/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/oWatcom/16BitDOS/Flsh186/port.c b/portable/oWatcom/16BitDOS/Flsh186/port.c
index 4b900b6a80f..9b3ccf7a79e 100644
--- a/portable/oWatcom/16BitDOS/Flsh186/port.c
+++ b/portable/oWatcom/16BitDOS/Flsh186/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/oWatcom/16BitDOS/Flsh186/portmacro.h b/portable/oWatcom/16BitDOS/Flsh186/portmacro.h
index efa43611be0..24648c789c6 100644
--- a/portable/oWatcom/16BitDOS/Flsh186/portmacro.h
+++ b/portable/oWatcom/16BitDOS/Flsh186/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/oWatcom/16BitDOS/PC/port.c b/portable/oWatcom/16BitDOS/PC/port.c
index bbee5ec68e7..1f52b89ae5b 100644
--- a/portable/oWatcom/16BitDOS/PC/port.c
+++ b/portable/oWatcom/16BitDOS/PC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/oWatcom/16BitDOS/PC/portmacro.h b/portable/oWatcom/16BitDOS/PC/portmacro.h
index 99b29dbc7a8..72cc50cd50f 100644
--- a/portable/oWatcom/16BitDOS/PC/portmacro.h
+++ b/portable/oWatcom/16BitDOS/PC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/oWatcom/16BitDOS/common/portasm.h b/portable/oWatcom/16BitDOS/common/portasm.h
index b9cb0e697f9..b50fecb9bcb 100644
--- a/portable/oWatcom/16BitDOS/common/portasm.h
+++ b/portable/oWatcom/16BitDOS/common/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/oWatcom/16BitDOS/common/portcomn.c b/portable/oWatcom/16BitDOS/common/portcomn.c
index d05b1fd1f1c..553d84dc96b 100644
--- a/portable/oWatcom/16BitDOS/common/portcomn.c
+++ b/portable/oWatcom/16BitDOS/common/portcomn.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/portable/template/port.c b/portable/template/port.c
index 7cac1c9919b..1b48ae3a8c7 100644
--- a/portable/template/port.c
+++ b/portable/template/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * license and copyright intentionally withheld to promote copying into user code.
  */
 
diff --git a/portable/template/portmacro.h b/portable/template/portmacro.h
index a426f0003cb..831c089b1ca 100644
--- a/portable/template/portmacro.h
+++ b/portable/template/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * license and copyright intentionally withheld to promote copying into user code.
  */
 
diff --git a/queue.c b/queue.c
index 41ef8ef91ee..00d1a41137d 100644
--- a/queue.c
+++ b/queue.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/stream_buffer.c b/stream_buffer.c
index 57ac1be064e..27361565a19 100644
--- a/stream_buffer.c
+++ b/stream_buffer.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/tasks.c b/tasks.c
index 43c9063c091..c2c01dbd0ef 100644
--- a/tasks.c
+++ b/tasks.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
  *
diff --git a/timers.c b/timers.c
index b978f4298c3..b7e22b1e85c 100644
--- a/timers.c
+++ b/timers.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel <DEVELOPMENT BRANCH>
+ * FreeRTOS Kernel V11.3.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT