diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index bc7e4aa..256c881 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.16.0"
+  ".": "0.16.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e81c003..26cca9e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,15 +1,22 @@
 # Changelog
 
-## [0.16.0](https://github.com/OpenProteinAI/openprotein-python-private/compare/v0.15.0...v0.16.0) (2026-07-14)
+## 0.16.1 (2026-07-14)
+
+
+### Bug Fixes
+
+* remove internal backend PR references from multichain e2e
+
+## 0.16.0 (2026-07-14)
 
 
 ### Features
 
-* expose GP kernel selection in the client ([#243](https://github.com/OpenProteinAI/openprotein-python-private/issues/243)) ([057c436](https://github.com/OpenProteinAI/openprotein-python-private/commit/057c436669bc1d71fa075ca1b31708bb4366fb56))
-* add solublempnn model ([#244](https://github.com/OpenProteinAI/openprotein-python-private/issues/244)) ([ebca94f](https://github.com/OpenProteinAI/openprotein-python-private/commit/ebca94f8b43a14717770642830a79a228c638683))
+* expose GP kernel selection in the client
+* add solublempnn model
 
 
 ### Bug Fixes
 
-* **molecules:** treat B-factors >100 as experimental in pLDDT heuristic ([#248](https://github.com/OpenProteinAI/openprotein-python-private/issues/248)) ([f602a1b](https://github.com/OpenProteinAI/openprotein-python-private/commit/f602a1ba2f0cfcaa56a945454890792d7c9c8d36))
-* split ':'-delimited sequences into one multichain complex ([#252](https://github.com/OpenProteinAI/openprotein-python-private/issues/252)) ([f4bb51e](https://github.com/OpenProteinAI/openprotein-python-private/commit/f4bb51eba876c57c45eea5b9c0bd71918d1498f6))
+* **molecules:** treat B-factors >100 as experimental in pLDDT heuristic
+* split ':'-delimited sequences into one multichain complex