diff --git a/google-cloud-pubsublite-bom/pom.xml b/google-cloud-pubsublite-bom/pom.xml
index 6a8496928..2e20efaf4 100644
--- a/google-cloud-pubsublite-bom/pom.xml
+++ b/google-cloud-pubsublite-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsublite-bom</artifactId>
-  <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+  <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsublite</artifactId>
-        <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+        <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsublite-v1</artifactId>
-        <version>1.12.14</version><!-- {x-version-update:grpc-google-cloud-pubsublite-v1:current} -->
+        <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsublite-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsublite-v1</artifactId>
-        <version>1.12.14</version><!-- {x-version-update:proto-google-cloud-pubsublite-v1:current} -->
+        <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsublite-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-pubsublite/pom.xml b/google-cloud-pubsublite/pom.xml
index 4933fde38..a203302d3 100644
--- a/google-cloud-pubsublite/pom.xml
+++ b/google-cloud-pubsublite/pom.xml
@@ -3,13 +3,13 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsublite-parent</artifactId>
-    <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+    <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsublite</artifactId>
-  <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+  <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Pub/Sub Lite</name>
   <url>https://github.com/googleapis/java-pubsublite</url>
@@ -55,12 +55,12 @@
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>proto-google-cloud-pubsublite-v1</artifactId>
-      <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+      <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
     </dependency>
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>grpc-google-cloud-pubsublite-v1</artifactId>
-      <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+      <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
     </dependency>
     <dependency>
       <groupId>com.google.flogger</groupId>
diff --git a/grpc-google-cloud-pubsublite-v1/pom.xml b/grpc-google-cloud-pubsublite-v1/pom.xml
index eb93bc090..e9eacb3e5 100644
--- a/grpc-google-cloud-pubsublite-v1/pom.xml
+++ b/grpc-google-cloud-pubsublite-v1/pom.xml
@@ -4,20 +4,20 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-pubsublite-v1</artifactId>
-  <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+  <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
   <name>grpc-google-cloud-pubsublite-v1</name>
   <description>GRPC library for grpc-google-cloud-pubsublite-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsublite-parent</artifactId>
-    <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+    <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <dependencies>
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>proto-google-cloud-pubsublite-v1</artifactId>
-      <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+      <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
     </dependency>
     <dependency>
       <groupId>io.grpc</groupId>
diff --git a/pom.xml b/pom.xml
index a69d8d0f3..a72e168d5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsublite-parent</artifactId>
-  <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+  <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
   <packaging>pom</packaging>
   <name>Google Cloud Pub/Sub Lite Parent</name>
   <url>https://github.com/googleapis/java-pubsublite</url>
@@ -25,17 +25,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsublite-v1</artifactId>
-        <version>1.12.14</version><!-- {x-version-update:proto-google-cloud-pubsublite-v1:current} -->
+        <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsublite-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsublite-v1</artifactId>
-        <version>1.12.14</version><!-- {x-version-update:grpc-google-cloud-pubsublite-v1:current} -->
+        <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsublite-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsublite</artifactId>
-        <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+        <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
diff --git a/proto-google-cloud-pubsublite-v1/pom.xml b/proto-google-cloud-pubsublite-v1/pom.xml
index 8d03021e4..4b8c682a4 100644
--- a/proto-google-cloud-pubsublite-v1/pom.xml
+++ b/proto-google-cloud-pubsublite-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-pubsublite-v1</artifactId>
-  <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+  <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
   <name>proto-google-cloud-pubsublite-v1</name>
   <description>PROTO library for proto-google-cloud-pubsublite-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsublite-parent</artifactId>
-    <version>1.12.14</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
+    <version>1.12.15-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsublite:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <dependencies>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 1cff0cc53..b573ea37c 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -45,7 +45,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsublite</artifactId>
-      <version>1.12.14</version>
+      <version>1.12.15-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
     <dependency>
diff --git a/versions.txt b/versions.txt
index 8ffc9bb38..39c4922fb 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,7 +1,7 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-pubsublite:1.12.14:1.12.14
-pubsublite-beam-io:0.31.14:0.31.14
-proto-google-cloud-pubsublite-v1:1.12.14:1.12.14
-grpc-google-cloud-pubsublite-v1:1.12.14:1.12.14
+google-cloud-pubsublite:1.12.14:1.12.15-SNAPSHOT
+pubsublite-beam-io:0.31.14:0.31.15-SNAPSHOT
+proto-google-cloud-pubsublite-v1:1.12.14:1.12.15-SNAPSHOT
+grpc-google-cloud-pubsublite-v1:1.12.14:1.12.15-SNAPSHOT