diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f356bc3..af9a1ef 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -9,7 +9,7 @@
   "google-geo-type+FILLER": "0.0.0",
   "google-shopping-type": "0.5.0",
   "google-shopping-type+FILLER": "0.0.0",
-  "googleapis-common-protos": "1.5.0",
+  "googleapis-common-protos": "1.6.0",
   "googleapis-common-protos+FILLER": "0.0.0",
   "googleapis-common-protos-types": "1.15.0",
   "googleapis-common-protos-types+FILLER": "0.0.0",
diff --git a/googleapis-common-protos/CHANGELOG.md b/googleapis-common-protos/CHANGELOG.md
index 2794997..dc05be9 100644
--- a/googleapis-common-protos/CHANGELOG.md
+++ b/googleapis-common-protos/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Release History
 
+### 1.6.0 (2024-06-11)
+
+#### Features
+
+* Support for google-protobuf 4.x ([#315](https://github.com/googleapis/common-protos-ruby/issues/315)) 
+
 ### 1.5.0 (2024-02-23)
 
 #### Features
diff --git a/googleapis-common-protos/lib/googleapis/common/protos/version.rb b/googleapis-common-protos/lib/googleapis/common/protos/version.rb
index edbbca5..3971fb2 100644
--- a/googleapis-common-protos/lib/googleapis/common/protos/version.rb
+++ b/googleapis-common-protos/lib/googleapis/common/protos/version.rb
@@ -16,6 +16,6 @@
 
 module Google
   module CommonProtos
-    VERSION = "1.5.0".freeze
+    VERSION = "1.6.0".freeze
   end
 end