diff --git a/google-cloud-os-config-bom/pom.xml b/google-cloud-os-config-bom/pom.xml
index 6434ee4f..da2bf3ac 100644
--- a/google-cloud-os-config-bom/pom.xml
+++ b/google-cloud-os-config-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-os-config-bom</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,37 +52,37 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-os-config</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-os-config-v1</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-os-config-v1beta</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1beta:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-os-config-v1alpha</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1alpha:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-os-config-v1</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-os-config-v1alpha</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1alpha:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-os-config-v1beta</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1beta:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1beta:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-os-config/pom.xml b/google-cloud-os-config/pom.xml
index d7f305fd..f07aae4a 100644
--- a/google-cloud-os-config/pom.xml
+++ b/google-cloud-os-config/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-os-config</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   <packaging>jar</packaging>
   <name>Google OS Config API</name>
   <url>https://github.com/googleapis/java-os-config</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-os-config</site.installationModule>
diff --git a/grpc-google-cloud-os-config-v1/pom.xml b/grpc-google-cloud-os-config-v1/pom.xml
index f2cd3095..611fd9fa 100644
--- a/grpc-google-cloud-os-config-v1/pom.xml
+++ b/grpc-google-cloud-os-config-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-os-config-v1</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1:current} -->
   <name>grpc-google-cloud-os-config-v1</name>
   <description>GRPC library for grpc-google-cloud-os-config-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-os-config-v1alpha/pom.xml b/grpc-google-cloud-os-config-v1alpha/pom.xml
index 5a5a0131..9bb3c981 100644
--- a/grpc-google-cloud-os-config-v1alpha/pom.xml
+++ b/grpc-google-cloud-os-config-v1alpha/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-os-config-v1alpha</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1alpha:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1alpha:current} -->
   <name>grpc-google-cloud-os-config-v1alpha</name>
   <description>GRPC library for google-cloud-os-config</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-os-config-v1beta/pom.xml b/grpc-google-cloud-os-config-v1beta/pom.xml
index e6b9b58f..3788a82e 100644
--- a/grpc-google-cloud-os-config-v1beta/pom.xml
+++ b/grpc-google-cloud-os-config-v1beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-os-config-v1beta</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1beta:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1beta:current} -->
   <name>grpc-google-cloud-os-config-v1beta</name>
   <description>GRPC library for google-cloud-os-config</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 689fd225..44dafdfe 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-os-config-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   <name>Google OS Config API Parent</name>
   <url>https://github.com/googleapis/java-os-config</url>
   <description>
@@ -61,37 +61,37 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-os-config</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-os-config-v1beta</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1beta:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-os-config-v1alpha</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1alpha:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-os-config-v1alpha</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1alpha:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-os-config-v1beta</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1beta:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-os-config-v1</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-os-config-v1</artifactId>
-        <version>2.5.6</version><!-- {x-version-update:grpc-google-cloud-os-config-v1:current} -->
+        <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-os-config-v1:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-os-config-v1/pom.xml b/proto-google-cloud-os-config-v1/pom.xml
index 2e6417fd..34a6c9fe 100644
--- a/proto-google-cloud-os-config-v1/pom.xml
+++ b/proto-google-cloud-os-config-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-os-config-v1</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1:current} -->
   <name>proto-google-cloud-os-config-v1</name>
   <description>PROTO library for proto-google-cloud-os-config-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-os-config-v1alpha/pom.xml b/proto-google-cloud-os-config-v1alpha/pom.xml
index 52dec004..25ccfb0b 100644
--- a/proto-google-cloud-os-config-v1alpha/pom.xml
+++ b/proto-google-cloud-os-config-v1alpha/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-os-config-v1alpha</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1alpha:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1alpha:current} -->
   <name>proto-google-cloud-os-config-v1alpha</name>
   <description>Proto library for google-cloud-os-config</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-os-config-v1beta/pom.xml b/proto-google-cloud-os-config-v1beta/pom.xml
index 2471479e..ee087cf4 100644
--- a/proto-google-cloud-os-config-v1beta/pom.xml
+++ b/proto-google-cloud-os-config-v1beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-os-config-v1beta</artifactId>
-  <version>2.5.6</version><!-- {x-version-update:proto-google-cloud-os-config-v1beta:current} -->
+  <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-os-config-v1beta:current} -->
   <name>proto-google-cloud-os-config-v1beta</name>
   <description>Proto library for google-cloud-os-config</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-os-config-parent</artifactId>
-    <version>2.5.6</version><!-- {x-version-update:google-cloud-os-config:current} -->
+    <version>2.5.7-SNAPSHOT</version><!-- {x-version-update:google-cloud-os-config:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 12fdeed9..4dbe35fa 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-os-config</artifactId>
-      <version>2.5.6</version>
+      <version>2.5.7-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 2595414e..790c7d88 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,10 +1,10 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-os-config:2.5.6:2.5.6
-grpc-google-cloud-os-config-v1:2.5.6:2.5.6
-grpc-google-cloud-os-config-v1beta:2.5.6:2.5.6
-grpc-google-cloud-os-config-v1alpha:2.5.6:2.5.6
-proto-google-cloud-os-config-v1:2.5.6:2.5.6
-proto-google-cloud-os-config-v1alpha:2.5.6:2.5.6
-proto-google-cloud-os-config-v1beta:2.5.6:2.5.6
+google-cloud-os-config:2.5.6:2.5.7-SNAPSHOT
+grpc-google-cloud-os-config-v1:2.5.6:2.5.7-SNAPSHOT
+grpc-google-cloud-os-config-v1beta:2.5.6:2.5.7-SNAPSHOT
+grpc-google-cloud-os-config-v1alpha:2.5.6:2.5.7-SNAPSHOT
+proto-google-cloud-os-config-v1:2.5.6:2.5.7-SNAPSHOT
+proto-google-cloud-os-config-v1alpha:2.5.6:2.5.7-SNAPSHOT
+proto-google-cloud-os-config-v1beta:2.5.6:2.5.7-SNAPSHOT