diff --git a/CHANGELOG.md b/CHANGELOG.md
index da3cb377..5b430dc5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+### [2.3.1](https://www.github.com/googleapis/java-common-protos/compare/v2.3.0...v2.3.1) (2021-05-26)
+
+
+### Dependencies
+
+* update dependency com.google.protobuf:protobuf-bom to v3.17.1 ([#175](https://www.github.com/googleapis/java-common-protos/issues/175)) ([16e63af](https://www.github.com/googleapis/java-common-protos/commit/16e63afb82eda6d25e277beafb4094ac39148cb0))
+
 ## [2.3.0](https://www.github.com/googleapis/java-common-protos/compare/v2.2.2...v2.3.0) (2021-05-20)
 
 
diff --git a/grpc-google-common-protos/pom.xml b/grpc-google-common-protos/pom.xml
index 10d495db..a61468d3 100644
--- a/grpc-google-common-protos/pom.xml
+++ b/grpc-google-common-protos/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-common-protos</artifactId>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-common-protos:current} -->
+  <version>2.3.1</version><!-- {x-version-update:proto-google-common-protos:current} -->
   <name>grpc-google-common-protos</name>
   <description>GRPC library for grpc-google-common-protos</description>
   <parent>
     <groupId>com.google.api.grpc</groupId>
     <artifactId>google-common-protos-parent</artifactId>
-    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-common-protos:current} -->
+    <version>2.3.1</version><!-- {x-version-update:proto-google-common-protos:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 41c6969d..7cd6be33 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.api.grpc</groupId>
   <artifactId>google-common-protos-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-common-protos:current} -->
+  <version>2.3.1</version><!-- {x-version-update:proto-google-common-protos:current} -->
   <name>Google Common Protos Parent</name>
   <url>https://github.com/googleapis/java-iam</url>
   <description>
@@ -88,7 +88,7 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-common-protos</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-common-protos:current} -->
+        <version>2.3.1</version><!-- {x-version-update:proto-google-common-protos:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.guava</groupId>
diff --git a/proto-google-common-protos/pom.xml b/proto-google-common-protos/pom.xml
index 50270908..f82b3b66 100644
--- a/proto-google-common-protos/pom.xml
+++ b/proto-google-common-protos/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-common-protos</artifactId>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-common-protos:current} -->
+  <version>2.3.1</version><!-- {x-version-update:proto-google-common-protos:current} -->
   <name>proto-google-common-protos</name>
   <description>PROTO library for proto-google-common-protos</description>
   <parent>
     <groupId>com.google.api.grpc</groupId>
     <artifactId>google-common-protos-parent</artifactId>
-    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-common-protos:current} -->
+    <version>2.3.1</version><!-- {x-version-update:proto-google-common-protos:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index 2acb79f9..f0d77825 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-proto-google-common-protos:2.3.0:2.3.1-SNAPSHOT
+proto-google-common-protos:2.3.1:2.3.1