diff --git a/java-monitoring/google-cloud-monitoring-bom/pom.xml b/java-monitoring/google-cloud-monitoring-bom/pom.xml
index 6880c27fb019..64ad3e48a54f 100644
--- a/java-monitoring/google-cloud-monitoring-bom/pom.xml
+++ b/java-monitoring/google-cloud-monitoring-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-monitoring-bom</artifactId>
-  <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+  <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-monitoring</artifactId>
-        <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+        <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-monitoring-v3</artifactId>
-        <version>3.3.0</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
+        <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-monitoring-v3</artifactId>
-        <version>3.3.0</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
+        <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-monitoring/google-cloud-monitoring/pom.xml b/java-monitoring/google-cloud-monitoring/pom.xml
index 1c809546a302..c091c54ba2a8 100644
--- a/java-monitoring/google-cloud-monitoring/pom.xml
+++ b/java-monitoring/google-cloud-monitoring/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-monitoring</artifactId>
-  <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+  <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Monitoring</name>
   <url>https://github.com/googleapis/java-monitoring</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-monitoring-parent</artifactId>
-    <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+    <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-monitoring</site.installationModule>
diff --git a/java-monitoring/grpc-google-cloud-monitoring-v3/pom.xml b/java-monitoring/grpc-google-cloud-monitoring-v3/pom.xml
index 223f69529d15..1bc80819f04c 100644
--- a/java-monitoring/grpc-google-cloud-monitoring-v3/pom.xml
+++ b/java-monitoring/grpc-google-cloud-monitoring-v3/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-monitoring-v3</artifactId>
-  <version>3.3.0</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
+  <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
   <name>grpc-google-cloud-monitoring-v3</name>
   <description>GRPC library for grpc-google-cloud-monitoring-v3</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-monitoring-parent</artifactId>
-    <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+    <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-monitoring/pom.xml b/java-monitoring/pom.xml
index 2f0720bb6637..c524293e0d4c 100644
--- a/java-monitoring/pom.xml
+++ b/java-monitoring/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-monitoring-parent</artifactId>
   <packaging>pom</packaging>
-  <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+  <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
   <name>Google Cloud Monitoring Parent</name>
   <url>https://github.com/googleapis/java-monitoring</url>
   <description>
@@ -61,17 +61,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-monitoring-v3</artifactId>
-        <version>3.3.0</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
+        <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-monitoring-v3</artifactId>
-        <version>3.3.0</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
+        <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-monitoring</artifactId>
-        <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+        <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
       </dependency>
 
       <dependency>
diff --git a/java-monitoring/proto-google-cloud-monitoring-v3/pom.xml b/java-monitoring/proto-google-cloud-monitoring-v3/pom.xml
index 2f2485fc2b5d..37f5254b73ba 100644
--- a/java-monitoring/proto-google-cloud-monitoring-v3/pom.xml
+++ b/java-monitoring/proto-google-cloud-monitoring-v3/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-monitoring-v3</artifactId>
-  <version>3.3.0</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
+  <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
   <name>proto-google-cloud-monitoring-v3</name>
   <description>PROTO library for proto-google-cloud-monitoring-v3</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-monitoring-parent</artifactId>
-    <version>3.3.0</version><!-- {x-version-update:google-cloud-monitoring:current} -->
+    <version>3.3.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-monitoring/samples/snapshot/pom.xml b/java-monitoring/samples/snapshot/pom.xml
index d101c19e875b..d4958ef9d57b 100644
--- a/java-monitoring/samples/snapshot/pom.xml
+++ b/java-monitoring/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-monitoring</artifactId>
-      <version>3.3.0</version>
+      <version>3.3.1-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
     <dependency>
diff --git a/java-monitoring/versions.txt b/java-monitoring/versions.txt
index 543cc80a070c..1606a58ec4ce 100644
--- a/java-monitoring/versions.txt
+++ b/java-monitoring/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-monitoring:3.3.0:3.3.0
-grpc-google-cloud-monitoring-v3:3.3.0:3.3.0
-proto-google-cloud-monitoring-v3:3.3.0:3.3.0
+google-cloud-monitoring:3.3.0:3.3.1-SNAPSHOT
+grpc-google-cloud-monitoring-v3:3.3.0:3.3.1-SNAPSHOT
+proto-google-cloud-monitoring-v3:3.3.0:3.3.1-SNAPSHOT