diff --git a/java-core/google-cloud-core-bom/pom.xml b/java-core/google-cloud-core-bom/pom.xml
index 8b78264cf8..8102e028a1 100644
--- a/java-core/google-cloud-core-bom/pom.xml
+++ b/java-core/google-cloud-core-bom/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-bom</artifactId>
-  <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>pom</packaging>
 
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pom-parent</artifactId>
-    <version>1.6.0</version><!-- {x-version-update:google-cloud-java:current} -->
+    <version>1.7.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-java:current} -->
     <relativePath>../../google-cloud-pom-parent/pom.xml</relativePath>
   </parent>
 
@@ -23,17 +23,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core</artifactId>
-        <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core-grpc</artifactId>
-        <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core-http</artifactId>
-        <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-core/google-cloud-core-grpc/pom.xml b/java-core/google-cloud-core-grpc/pom.xml
index a18e39398d..d0cec458ab 100644
--- a/java-core/google-cloud-core-grpc/pom.xml
+++ b/java-core/google-cloud-core-grpc/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-grpc</artifactId>
-  <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core gRPC</name>
   <description>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core-grpc</site.installationModule>
diff --git a/java-core/google-cloud-core-http/pom.xml b/java-core/google-cloud-core-http/pom.xml
index fa51c030e4..5c52643ff2 100644
--- a/java-core/google-cloud-core-http/pom.xml
+++ b/java-core/google-cloud-core-http/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-http</artifactId>
-  <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core HTTP</name>
   <description>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core-http</site.installationModule>
diff --git a/java-core/google-cloud-core/pom.xml b/java-core/google-cloud-core/pom.xml
index e44a080fff..de0cf9ddb3 100644
--- a/java-core/google-cloud-core/pom.xml
+++ b/java-core/google-cloud-core/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core</artifactId>
-  <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core</name>
   <description>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core</site.installationModule>
diff --git a/java-core/pom.xml b/java-core/pom.xml
index f3fb616f4a..de9c4f451e 100644
--- a/java-core/pom.xml
+++ b/java-core/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.12.0</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.13.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-core:current} -->
   <name>Google Cloud Core Parent</name>
   <description>
     Java idiomatic client for Google Cloud Platform services.
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-jar-parent</artifactId>
-    <version>1.6.0</version><!-- {x-version-update:google-cloud-java:current} -->
+    <version>1.7.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-java:current} -->
     <relativePath>../google-cloud-jar-parent/pom.xml</relativePath>
   </parent>