diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 1b627ece..9d5c12f2 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-  ".": "5.1.1"
+  ".": "5.2.0"
 }
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a79d54f7..ec37c40e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,24 @@
 
 - Upgrading protos with new `googleapis` and `protobuf` versions.
 
+## [5.2.0](https://github.com/open-runtime/grpc-dart/compare/v5.1.1...v5.2.0) (2025-11-27)
+
+
+### ✨ Features
+
+* Upgrade to protobuf ^6.0.0 ([9142172](https://github.com/open-runtime/grpc-dart/commit/9142172fa577f607410c45b615d0eae32ccedfa2))
+
+
+### 🐛 Bug Fixes
+
+* **grpc:** Address P1 code review issues - restore error_details export and fix deprecated Server constructor ([bcd9ffb](https://github.com/open-runtime/grpc-dart/commit/bcd9ffb973fc22f57b2dd1e6531a04766f3957b6))
+* Remove unnecessary import in client_test.dart ([73fba90](https://github.com/open-runtime/grpc-dart/commit/73fba90a36c4a1ab82e9fa6d3594894999eb508b))
+
+
+### 📚 Documentation
+
+* **grpc:** Add PR [#8](https://github.com/open-runtime/grpc-dart/issues/8) resolution summary ([e9d5789](https://github.com/open-runtime/grpc-dart/commit/e9d5789a692788a161464978daeb8ac82b83d8af))
+
 ## [5.1.1](https://github.com/open-runtime/grpc-dart/compare/v5.1.0...v5.1.1) (2025-11-26)
 
 ### 🚀 Release Highlights
diff --git a/pubspec.yaml b/pubspec.yaml
index 0a3af7ed..b3a3b781 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: grpc
-version: 5.1.1
+version: 5.2.0
 description: Dart implementation of gRPC, a high performance, open-source universal RPC framework. This is the open-runtime fork with critical production fixes.
 repository: https://github.com/open-runtime/grpc-dart
 homepage: https://github.com/open-runtime/grpc-dart