diff --git a/google-cloud-networkconnectivity-bom/pom.xml b/google-cloud-networkconnectivity-bom/pom.xml
index cabfadf7..99318690 100644
--- a/google-cloud-networkconnectivity-bom/pom.xml
+++ b/google-cloud-networkconnectivity-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-networkconnectivity-bom</artifactId>
-  <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+  <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -56,27 +56,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-networkconnectivity</artifactId>
-        <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+        <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-networkconnectivity-v1alpha1</artifactId>
-        <version>0.8.8</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1alpha1:current} -->
+        <version>0.8.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1alpha1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-networkconnectivity-v1</artifactId>
-        <version>1.2.8</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1:current} -->
+        <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-networkconnectivity-v1alpha1</artifactId>
-        <version>0.8.8</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1alpha1:current} -->
+        <version>0.8.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1alpha1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-networkconnectivity-v1</artifactId>
-        <version>1.2.8</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1:current} -->
+        <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-networkconnectivity/pom.xml b/google-cloud-networkconnectivity/pom.xml
index 4c4c9cfd..4f4a5ef0 100644
--- a/google-cloud-networkconnectivity/pom.xml
+++ b/google-cloud-networkconnectivity/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-networkconnectivity</artifactId>
-  <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+  <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   <packaging>jar</packaging>
   <name>Google Network Connectivity Center</name>
   <url>https://github.com/googleapis/java-networkconnectivity</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-networkconnectivity-parent</artifactId>
-    <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+    <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-networkconnectivity</site.installationModule>
diff --git a/grpc-google-cloud-networkconnectivity-v1/pom.xml b/grpc-google-cloud-networkconnectivity-v1/pom.xml
index b1c2e48f..9e6a7a91 100644
--- a/grpc-google-cloud-networkconnectivity-v1/pom.xml
+++ b/grpc-google-cloud-networkconnectivity-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-networkconnectivity-v1</artifactId>
-  <version>1.2.8</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1:current} -->
+  <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1:current} -->
   <name>grpc-google-cloud-networkconnectivity-v1</name>
   <description>GRPC library for google-cloud-networkconnectivity</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-networkconnectivity-parent</artifactId>
-    <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+    <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-networkconnectivity-v1alpha1/pom.xml b/grpc-google-cloud-networkconnectivity-v1alpha1/pom.xml
index 56cf8666..1c5be7f0 100644
--- a/grpc-google-cloud-networkconnectivity-v1alpha1/pom.xml
+++ b/grpc-google-cloud-networkconnectivity-v1alpha1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-networkconnectivity-v1alpha1</artifactId>
-  <version>0.8.8</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1alpha1:current} -->
+  <version>0.8.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1alpha1:current} -->
   <name>grpc-google-cloud-networkconnectivity-v1alpha1</name>
   <description>GRPC library for google-cloud-networkconnectivity</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-networkconnectivity-parent</artifactId>
-    <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+    <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 8cdf840a..2d61b1b4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-networkconnectivity-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+  <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   <name>Google Network Connectivity Center Parent</name>
   <url>https://github.com/googleapis/java-</url>
   <description>
@@ -61,27 +61,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-networkconnectivity</artifactId>
-        <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+        <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-networkconnectivity-v1</artifactId>
-        <version>1.2.8</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1:current} -->
+        <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-networkconnectivity-v1</artifactId>
-        <version>1.2.8</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1:current} -->
+        <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-networkconnectivity-v1alpha1</artifactId>
-        <version>0.8.8</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1alpha1:current} -->
+        <version>0.8.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1alpha1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-networkconnectivity-v1alpha1</artifactId>
-        <version>0.8.8</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1alpha1:current} -->
+        <version>0.8.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-networkconnectivity-v1alpha1:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-networkconnectivity-v1/pom.xml b/proto-google-cloud-networkconnectivity-v1/pom.xml
index 69a8aff3..da07536a 100644
--- a/proto-google-cloud-networkconnectivity-v1/pom.xml
+++ b/proto-google-cloud-networkconnectivity-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-networkconnectivity-v1</artifactId>
-  <version>1.2.8</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1:current} -->
+  <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1:current} -->
   <name>proto-google-cloud-networkconnectivity-v1</name>
   <description>Proto library for google-cloud-networkconnectivity</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-networkconnectivity-parent</artifactId>
-    <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+    <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-networkconnectivity-v1alpha1/pom.xml b/proto-google-cloud-networkconnectivity-v1alpha1/pom.xml
index 59a4a215..f06ec6fc 100644
--- a/proto-google-cloud-networkconnectivity-v1alpha1/pom.xml
+++ b/proto-google-cloud-networkconnectivity-v1alpha1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-networkconnectivity-v1alpha1</artifactId>
-  <version>0.8.8</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1alpha1:current} -->
+  <version>0.8.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-networkconnectivity-v1alpha1:current} -->
   <name>proto-google-cloud-networkconnectivity-v1alpha1</name>
   <description>Proto library for google-cloud-networkconnectivity</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-networkconnectivity-parent</artifactId>
-    <version>1.2.8</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
+    <version>1.2.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-networkconnectivity:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index e33f14ef..f2378b2d 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-networkconnectivity:1.2.8:1.2.8
-grpc-google-cloud-networkconnectivity-v1alpha1:0.8.8:0.8.8
-grpc-google-cloud-networkconnectivity-v1:1.2.8:1.2.8
-proto-google-cloud-networkconnectivity-v1alpha1:0.8.8:0.8.8
-proto-google-cloud-networkconnectivity-v1:1.2.8:1.2.8
+google-cloud-networkconnectivity:1.2.8:1.2.9-SNAPSHOT
+grpc-google-cloud-networkconnectivity-v1alpha1:0.8.8:0.8.9-SNAPSHOT
+grpc-google-cloud-networkconnectivity-v1:1.2.8:1.2.9-SNAPSHOT
+proto-google-cloud-networkconnectivity-v1alpha1:0.8.8:0.8.9-SNAPSHOT
+proto-google-cloud-networkconnectivity-v1:1.2.8:1.2.9-SNAPSHOT