diff --git a/google-cloud-resourcemanager-bom/pom.xml b/google-cloud-resourcemanager-bom/pom.xml
index dd8a5d9c..e5e33e70 100644
--- a/google-cloud-resourcemanager-bom/pom.xml
+++ b/google-cloud-resourcemanager-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-resourcemanager-bom</artifactId>
-  <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+  <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -56,17 +56,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-resourcemanager</artifactId>
-        <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+        <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-resourcemanager-v3</artifactId>
-        <version>1.2.0</version><!-- {x-version-update:grpc-google-cloud-resourcemanager-v3:current} -->
+        <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-resourcemanager-v3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-resourcemanager-v3</artifactId>
-        <version>1.2.0</version><!-- {x-version-update:proto-google-cloud-resourcemanager-v3:current} -->
+        <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-resourcemanager-v3:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-resourcemanager/pom.xml b/google-cloud-resourcemanager/pom.xml
index 7062d8ed..053698f5 100644
--- a/google-cloud-resourcemanager/pom.xml
+++ b/google-cloud-resourcemanager/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-resourcemanager</artifactId>
   <packaging>jar</packaging>
-  <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+  <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   <name>Google Cloud Resource Manager</name>
   <url>https://github.com/googleapis/java-resourcemanager</url>
   <description>
@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-resourcemanager-parent</artifactId>
-    <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+    <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   </parent>
 
   <developers>
diff --git a/grpc-google-cloud-resourcemanager-v3/pom.xml b/grpc-google-cloud-resourcemanager-v3/pom.xml
index b818bf83..22134404 100644
--- a/grpc-google-cloud-resourcemanager-v3/pom.xml
+++ b/grpc-google-cloud-resourcemanager-v3/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-resourcemanager-v3</artifactId>
-  <version>1.2.0</version><!-- {x-version-update:grpc-google-cloud-resourcemanager-v3:current} -->
+  <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-resourcemanager-v3:current} -->
   <name>grpc-google-cloud-resourcemanager-v3</name>
   <description>GRPC library for google-cloud-resourcemanager</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-resourcemanager-parent</artifactId>
-    <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+    <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 4005f752..481f0f90 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-resourcemanager-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+  <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   <name>Google Resource Manager API Parent</name>
   <url>https://github.com/googleapis/java-resourcemanager</url>
   <description>
@@ -60,18 +60,18 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-resourcemanager</artifactId>
-        <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+        <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
       </dependency>
 
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-resourcemanager-v3</artifactId>
-        <version>1.2.0</version><!-- {x-version-update:proto-google-cloud-resourcemanager-v3:current} -->
+        <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-resourcemanager-v3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-resourcemanager-v3</artifactId>
-        <version>1.2.0</version><!-- {x-version-update:grpc-google-cloud-resourcemanager-v3:current} -->
+        <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-resourcemanager-v3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
diff --git a/proto-google-cloud-resourcemanager-v3/pom.xml b/proto-google-cloud-resourcemanager-v3/pom.xml
index 5c29254d..b3ba17c6 100644
--- a/proto-google-cloud-resourcemanager-v3/pom.xml
+++ b/proto-google-cloud-resourcemanager-v3/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-resourcemanager-v3</artifactId>
-  <version>1.2.0</version><!-- {x-version-update:proto-google-cloud-resourcemanager-v3:current} -->
+  <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-resourcemanager-v3:current} -->
   <name>proto-google-cloud-resourcemanager-v3</name>
   <description>Proto library for google-cloud-resourcemanager</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-resourcemanager-parent</artifactId>
-    <version>1.2.0</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+    <version>1.2.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index fbd156c9..66c7d901 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-resourcemanager:1.2.0:1.2.0
-grpc-google-cloud-resourcemanager-v3:1.2.0:1.2.0
-proto-google-cloud-resourcemanager-v3:1.2.0:1.2.0
+google-cloud-resourcemanager:1.2.0:1.2.1-SNAPSHOT
+grpc-google-cloud-resourcemanager-v3:1.2.0:1.2.1-SNAPSHOT
+proto-google-cloud-resourcemanager-v3:1.2.0:1.2.1-SNAPSHOT