diff --git a/java-api-gateway/CHANGELOG.md b/java-api-gateway/CHANGELOG.md
index c6d6d65143fe..e47317d5b10f 100644
--- a/java-api-gateway/CHANGELOG.md
+++ b/java-api-gateway/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.3.1](https://github.com/googleapis/java-api-gateway/compare/v2.3.0...v2.3.1) (2022-07-13)
+
+
+### Bug Fixes
+
+* enable longpaths support for windows test ([#1485](https://github.com/googleapis/java-api-gateway/issues/1485)) ([#275](https://github.com/googleapis/java-api-gateway/issues/275)) ([215c9b7](https://github.com/googleapis/java-api-gateway/commit/215c9b799c1f168cd4ebe350200b789aa9f366a9))
+
 ## [2.3.0](https://github.com/googleapis/java-api-gateway/compare/v2.2.1...v2.3.0) (2022-07-01)
 
 
diff --git a/java-api-gateway/google-cloud-api-gateway-bom/pom.xml b/java-api-gateway/google-cloud-api-gateway-bom/pom.xml
index 3fa26ee3f01b..b5a18b0f9709 100644
--- a/java-api-gateway/google-cloud-api-gateway-bom/pom.xml
+++ b/java-api-gateway/google-cloud-api-gateway-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-api-gateway-bom</artifactId>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+  <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -56,17 +56,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-api-gateway</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+        <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-api-gateway-v1</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-api-gateway-v1:current} -->
+        <version>2.3.1</version><!-- {x-version-update:grpc-google-cloud-api-gateway-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-api-gateway-v1</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-api-gateway-v1:current} -->
+        <version>2.3.1</version><!-- {x-version-update:proto-google-cloud-api-gateway-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-api-gateway/google-cloud-api-gateway/pom.xml b/java-api-gateway/google-cloud-api-gateway/pom.xml
index e1ea8fbfa3bd..0d0a24d61169 100644
--- a/java-api-gateway/google-cloud-api-gateway/pom.xml
+++ b/java-api-gateway/google-cloud-api-gateway/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-api-gateway</artifactId>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+  <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
   <packaging>jar</packaging>
   <name>Google API Gateway</name>
   <url>https://github.com/googleapis/java-api-gateway</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-api-gateway-parent</artifactId>
-    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+    <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-api-gateway</site.installationModule>
diff --git a/java-api-gateway/grpc-google-cloud-api-gateway-v1/pom.xml b/java-api-gateway/grpc-google-cloud-api-gateway-v1/pom.xml
index 3592d5aa001e..4e78a1b54667 100644
--- a/java-api-gateway/grpc-google-cloud-api-gateway-v1/pom.xml
+++ b/java-api-gateway/grpc-google-cloud-api-gateway-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-api-gateway-v1</artifactId>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-api-gateway-v1:current} -->
+  <version>2.3.1</version><!-- {x-version-update:grpc-google-cloud-api-gateway-v1:current} -->
   <name>grpc-google-cloud-api-gateway-v1</name>
   <description>GRPC library for google-cloud-api-gateway</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-api-gateway-parent</artifactId>
-    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+    <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-api-gateway/pom.xml b/java-api-gateway/pom.xml
index 9d380f61e340..6b289cffaea2 100644
--- a/java-api-gateway/pom.xml
+++ b/java-api-gateway/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-api-gateway-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+  <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
   <name>Google API Gateway Parent</name>
   <url>https://github.com/googleapis/java-api-gateway</url>
   <description>
@@ -60,17 +60,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-api-gateway</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+        <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-api-gateway-v1</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-api-gateway-v1:current} -->
+        <version>2.3.1</version><!-- {x-version-update:grpc-google-cloud-api-gateway-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-api-gateway-v1</artifactId>
-        <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-api-gateway-v1:current} -->
+        <version>2.3.1</version><!-- {x-version-update:proto-google-cloud-api-gateway-v1:current} -->
       </dependency>
 
       <dependency>
diff --git a/java-api-gateway/proto-google-cloud-api-gateway-v1/pom.xml b/java-api-gateway/proto-google-cloud-api-gateway-v1/pom.xml
index b3d22e6f68dd..f9edcfbe0a4b 100644
--- a/java-api-gateway/proto-google-cloud-api-gateway-v1/pom.xml
+++ b/java-api-gateway/proto-google-cloud-api-gateway-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-api-gateway-v1</artifactId>
-  <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-api-gateway-v1:current} -->
+  <version>2.3.1</version><!-- {x-version-update:proto-google-cloud-api-gateway-v1:current} -->
   <name>proto-google-cloud-api-gateway-v1</name>
   <description>Proto library for google-cloud-api-gateway</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-api-gateway-parent</artifactId>
-    <version>2.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
+    <version>2.3.1</version><!-- {x-version-update:google-cloud-api-gateway:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-api-gateway/versions.txt b/java-api-gateway/versions.txt
index f1ba00ea6027..cac70deee6d2 100644
--- a/java-api-gateway/versions.txt
+++ b/java-api-gateway/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-api-gateway:2.3.0:2.3.1-SNAPSHOT
-grpc-google-cloud-api-gateway-v1:2.3.0:2.3.1-SNAPSHOT
-proto-google-cloud-api-gateway-v1:2.3.0:2.3.1-SNAPSHOT
+google-cloud-api-gateway:2.3.1:2.3.1
+grpc-google-cloud-api-gateway-v1:2.3.1:2.3.1
+proto-google-cloud-api-gateway-v1:2.3.1:2.3.1