diff --git a/extensions/agent-context/extension.yml b/extensions/agent-context/extension.yml
index 191069e32c..2846b4d9a6 100644
--- a/extensions/agent-context/extension.yml
+++ b/extensions/agent-context/extension.yml
@@ -3,7 +3,7 @@ schema_version: "1.0"
 extension:
   id: agent-context
   name: "Coding Agent Context"
-  version: "1.0.0"
+  version: "1.1.0"
   description: "Manages coding agent context/instruction files (e.g., CLAUDE.md, copilot-instructions.md) with project-specific plan references and configurable markers"
   author: spec-kit-core
   repository: https://github.com/github/spec-kit
diff --git a/extensions/catalog.json b/extensions/catalog.json
index d05c48e0e5..2f067699c4 100644
--- a/extensions/catalog.json
+++ b/extensions/catalog.json
@@ -1,12 +1,12 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-07-17T00:00:00Z",
+  "updated_at": "2026-08-28T00:00:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/extensions/catalog.json",
   "extensions": {
     "agent-context": {
       "name": "Coding Agent Context",
       "id": "agent-context",
-      "version": "1.0.0",
+      "version": "1.1.0",
       "description": "Manages coding agent context/instruction files (e.g., CLAUDE.md, copilot-instructions.md) with project-specific plan references and configurable markers",
       "author": "spec-kit-core",
       "repository": "https://github.com/github/spec-kit",
@@ -51,7 +51,7 @@
     "git": {
       "name": "Git Branching Workflow",
       "id": "git",
-      "version": "1.0.0",
+      "version": "1.1.0",
       "description": "Feature branch creation, numbering (sequential/timestamp), validation, and Git remote detection",
       "author": "spec-kit-core",
       "repository": "https://github.com/github/spec-kit",
diff --git a/extensions/git/extension.yml b/extensions/git/extension.yml
index c92322d8b1..84e2dc35a5 100644
--- a/extensions/git/extension.yml
+++ b/extensions/git/extension.yml
@@ -3,7 +3,7 @@ schema_version: "1.0"
 extension:
   id: git
   name: "Git Branching Workflow"
-  version: "1.0.0"
+  version: "1.1.0"
   description: "Feature branch creation, numbering (sequential/timestamp), templating, validation, and Git remote detection"
   author: spec-kit-core
   repository: https://github.com/github/spec-kit
diff --git a/tests/extensions/git/test_git_extension.py b/tests/extensions/git/test_git_extension.py
index f6be51caf6..5bc25b9332 100644
--- a/tests/extensions/git/test_git_extension.py
+++ b/tests/extensions/git/test_git_extension.py
@@ -145,7 +145,7 @@ def test_manifest_validates(self):
 
         m = ExtensionManifest(EXT_DIR / "extension.yml")
         assert m.id == "git"
-        assert m.version == "1.0.0"
+        assert m.version == "1.1.0"
 
     def test_manifest_commands(self):
         """Manifest declares expected commands."""