diff --git a/java-game-servers/CHANGELOG.md b/java-game-servers/CHANGELOG.md
index df74e61dd13b..f6aab199bcc7 100644
--- a/java-game-servers/CHANGELOG.md
+++ b/java-game-servers/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [2.3.0](https://github.com/googleapis/java-game-servers/compare/v2.2.1...v2.3.0) (2022-07-01)
+
+
+### Features
+
+* Enable REST transport for most of Java and Go clients ([#676](https://github.com/googleapis/java-game-servers/issues/676)) ([aa517be](https://github.com/googleapis/java-game-servers/commit/aa517bef9cb58d15eb22cf80d24fce2d8bd8090d))
+
+
+### Bug Fixes
+
+* update gapic-generator-java with mock service generation fixes ([#682](https://github.com/googleapis/java-game-servers/issues/682)) ([8866d04](https://github.com/googleapis/java-game-servers/commit/8866d0413d6c4bc33e078971e5c2d38f8016b7d1))
+
 ## [2.2.1](https://github.com/googleapis/java-game-servers/compare/v2.2.0...v2.2.1) (2022-06-23)
 
 
diff --git a/java-game-servers/google-cloud-game-servers-bom/pom.xml b/java-game-servers/google-cloud-game-servers-bom/pom.xml
index 8cfd24f5fc8f..19b7465df6d4 100644
--- a/java-game-servers/google-cloud-game-servers-bom/pom.xml
+++ b/java-game-servers/google-cloud-game-servers-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-game-servers-bom</artifactId>
-  <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+  <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,27 +52,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-game-servers</artifactId>
-        <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+        <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-game-servers-v1</artifactId>
-        <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-game-servers-v1beta</artifactId>
-        <version>0.27.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1beta:current} -->
+        <version>0.28.0</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-game-servers-v1</artifactId>
-        <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-game-servers-v1:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-game-servers-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-game-servers-v1beta</artifactId>
-        <version>0.27.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-game-servers-v1beta:current} -->
+        <version>0.28.0</version><!-- {x-version-update:proto-google-cloud-game-servers-v1beta:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-game-servers/google-cloud-game-servers/pom.xml b/java-game-servers/google-cloud-game-servers/pom.xml
index 23cf2646fe74..098f184cbb9e 100644
--- a/java-game-servers/google-cloud-game-servers/pom.xml
+++ b/java-game-servers/google-cloud-game-servers/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-game-servers</artifactId>
-  <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+  <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Game Services</name>
   <url>https://github.com/googleapis/java-game-servers</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-game-servers-parent</artifactId>
-    <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-game-servers</site.installationModule>
diff --git a/java-game-servers/grpc-google-cloud-game-servers-v1/pom.xml b/java-game-servers/grpc-google-cloud-game-servers-v1/pom.xml
index 875eb132272b..beeb4f0b3f74 100644
--- a/java-game-servers/grpc-google-cloud-game-servers-v1/pom.xml
+++ b/java-game-servers/grpc-google-cloud-game-servers-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-game-servers-v1</artifactId>
-  <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1:current} -->
+  <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1:current} -->
   <name>grpc-google-cloud-game-servers-v1</name>
   <description>GRPC library for grpc-google-cloud-game-servers-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-game-servers-parent</artifactId>
-    <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-game-servers/grpc-google-cloud-game-servers-v1beta/pom.xml b/java-game-servers/grpc-google-cloud-game-servers-v1beta/pom.xml
index c23fde6d4bdb..8fcc6fb31c8e 100644
--- a/java-game-servers/grpc-google-cloud-game-servers-v1beta/pom.xml
+++ b/java-game-servers/grpc-google-cloud-game-servers-v1beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-game-servers-v1beta</artifactId>
-  <version>0.27.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1beta:current} -->
+  <version>0.28.0</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1beta:current} -->
   <name>grpc-google-cloud-game-servers-v1beta</name>
   <description>GRPC library for grpc-google-cloud-game-servers-v1beta</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-game-servers-parent</artifactId>
-    <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-game-servers/pom.xml b/java-game-servers/pom.xml
index 47a3564e43ed..fbfb8f9e98d1 100644
--- a/java-game-servers/pom.xml
+++ b/java-game-servers/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-game-servers-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+  <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   <name>Google Cloud Game Services Parent</name>
   <url>https://github.com/googleapis/java-game-servers-v1beta</url>
   <description>
@@ -61,27 +61,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-game-servers-v1</artifactId>
-        <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-game-servers-v1:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-game-servers-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-game-servers-v1beta</artifactId>
-        <version>0.27.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-game-servers-v1beta:current} -->
+        <version>0.28.0</version><!-- {x-version-update:proto-google-cloud-game-servers-v1beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-game-servers-v1</artifactId>
-        <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-game-servers-v1beta</artifactId>
-        <version>0.27.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1beta:current} -->
+        <version>0.28.0</version><!-- {x-version-update:grpc-google-cloud-game-servers-v1beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-game-servers</artifactId>
-        <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+        <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
       </dependency>
 
       <dependency>
diff --git a/java-game-servers/proto-google-cloud-game-servers-v1/pom.xml b/java-game-servers/proto-google-cloud-game-servers-v1/pom.xml
index b4bb96ac648c..aa95e4c6ab01 100644
--- a/java-game-servers/proto-google-cloud-game-servers-v1/pom.xml
+++ b/java-game-servers/proto-google-cloud-game-servers-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-game-servers-v1</artifactId>
-  <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-game-servers-v1:current} -->
+  <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-game-servers-v1:current} -->
   <name>proto-google-cloud-game-servers-v1</name>
   <description>PROTO library for proto-google-cloud-game-servers-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-game-servers-parent</artifactId>
-    <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-game-servers/proto-google-cloud-game-servers-v1beta/pom.xml b/java-game-servers/proto-google-cloud-game-servers-v1beta/pom.xml
index a05f37c90683..1f5337da988d 100644
--- a/java-game-servers/proto-google-cloud-game-servers-v1beta/pom.xml
+++ b/java-game-servers/proto-google-cloud-game-servers-v1beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-game-servers-v1beta</artifactId>
-  <version>0.27.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-game-servers-v1beta:current} -->
+  <version>0.28.0</version><!-- {x-version-update:proto-google-cloud-game-servers-v1beta:current} -->
   <name>proto-google-cloud-game-servers-v1beta</name>
   <description>PROTO library for proto-google-cloud-game-servers-v1beta</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-game-servers-parent</artifactId>
-    <version>2.2.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-game-servers:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-game-servers:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-game-servers/samples/snapshot/pom.xml b/java-game-servers/samples/snapshot/pom.xml
index 9f2ebae16f71..02d341f3195f 100644
--- a/java-game-servers/samples/snapshot/pom.xml
+++ b/java-game-servers/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-game-servers</artifactId>
-      <version>2.2.2-SNAPSHOT</version>
+      <version>2.3.0</version>
     </dependency>
     <!-- {x-version-update-end} -->
     <dependency>
diff --git a/java-game-servers/versions.txt b/java-game-servers/versions.txt
index 590b749c9fd8..6a463cb58850 100644
--- a/java-game-servers/versions.txt
+++ b/java-game-servers/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-game-servers:2.2.1:2.2.2-SNAPSHOT
-grpc-google-cloud-game-servers-v1:2.2.1:2.2.2-SNAPSHOT
-grpc-google-cloud-game-servers-v1beta:0.27.1:0.27.2-SNAPSHOT
-proto-google-cloud-game-servers-v1:2.2.1:2.2.2-SNAPSHOT
-proto-google-cloud-game-servers-v1beta:0.27.1:0.27.2-SNAPSHOT
+google-cloud-game-servers:2.3.0:2.3.0
+grpc-google-cloud-game-servers-v1:2.3.0:2.3.0
+grpc-google-cloud-game-servers-v1beta:0.28.0:0.28.0
+proto-google-cloud-game-servers-v1:2.3.0:2.3.0
+proto-google-cloud-game-servers-v1beta:0.28.0:0.28.0