diff --git a/grpc-gcp/CHANGELOG.md b/grpc-gcp/CHANGELOG.md
index 6aeccb32..4140481a 100644
--- a/grpc-gcp/CHANGELOG.md
+++ b/grpc-gcp/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 1.3.1 (2022-10-24)
+
+### Fixes
+
+* MultiEndpoint: allow specifying protocol in the endpoint. (#151)
+
 ## 1.3.0 (2022-10-12)
 
 ### Features
diff --git a/grpc-gcp/build.gradle b/grpc-gcp/build.gradle
index dcd9bc01..11b5c547 100644
--- a/grpc-gcp/build.gradle
+++ b/grpc-gcp/build.gradle
@@ -15,7 +15,7 @@ repositories {
     mavenLocal()
 }
 
-version = '1.3.0'
+version = '1.3.1'
 group = 'com.google.cloud'
 description = 'GRPC-GCP-Extension Java'
 sourceCompatibility = '1.8'