diff --git a/protobuf/CHANGELOG.md b/protobuf/CHANGELOG.md
index 209c21b9..6b2d55b6 100644
--- a/protobuf/CHANGELOG.md
+++ b/protobuf/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 4.2.0-wip
+## 4.2.0
 
 * Internal refactoring to split the package into libraries. This allows
   conditionally importing different libraries and improving performance by
diff --git a/protobuf/pubspec.yaml b/protobuf/pubspec.yaml
index 50d99cf2..dcce0fed 100644
--- a/protobuf/pubspec.yaml
+++ b/protobuf/pubspec.yaml
@@ -1,5 +1,5 @@
 name: protobuf
-version: 4.2.0-wip
+version: 4.2.0
 description: >-
   Runtime library for protocol buffers support. Use with package:protoc_plugin
   to generate Dart code for your '.proto' files.