diff --git a/java-security-private-ca/google-cloud-security-private-ca-bom/pom.xml b/java-security-private-ca/google-cloud-security-private-ca-bom/pom.xml
index a35508071782..7c2df278f5c6 100644
--- a/java-security-private-ca/google-cloud-security-private-ca-bom/pom.xml
+++ b/java-security-private-ca/google-cloud-security-private-ca-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-security-private-ca-bom</artifactId>
-  <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+  <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -57,27 +57,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-security-private-ca</artifactId>
-        <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+        <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-security-private-ca-v1beta1</artifactId>
-        <version>0.12.0</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1beta1:current} -->
+        <version>0.12.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-security-private-ca-v1</artifactId>
-        <version>2.5.0</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1:current} -->
+        <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-security-private-ca-v1beta1</artifactId>
-        <version>0.12.0</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1beta1:current} -->
+        <version>0.12.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-security-private-ca-v1</artifactId>
-        <version>2.5.0</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1:current} -->
+        <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-security-private-ca/google-cloud-security-private-ca/pom.xml b/java-security-private-ca/google-cloud-security-private-ca/pom.xml
index 9d5482ac31f0..052908d7fc4d 100644
--- a/java-security-private-ca/google-cloud-security-private-ca/pom.xml
+++ b/java-security-private-ca/google-cloud-security-private-ca/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-security-private-ca</artifactId>
-  <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+  <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   <packaging>jar</packaging>
   <name>Google Certificate Authority Service</name>
   <url>https://github.com/googleapis/java-security-private-ca</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-security-private-ca-parent</artifactId>
-    <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+    <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-security-private-ca</site.installationModule>
diff --git a/java-security-private-ca/grpc-google-cloud-security-private-ca-v1/pom.xml b/java-security-private-ca/grpc-google-cloud-security-private-ca-v1/pom.xml
index 2634a01745d0..dbad220fc60d 100644
--- a/java-security-private-ca/grpc-google-cloud-security-private-ca-v1/pom.xml
+++ b/java-security-private-ca/grpc-google-cloud-security-private-ca-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-security-private-ca-v1</artifactId>
-  <version>2.5.0</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1:current} -->
+  <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1:current} -->
   <name>grpc-google-cloud-security-private-ca-v1</name>
   <description>GRPC library for google-cloud-security-private-ca</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-security-private-ca-parent</artifactId>
-    <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+    <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-security-private-ca/grpc-google-cloud-security-private-ca-v1beta1/pom.xml b/java-security-private-ca/grpc-google-cloud-security-private-ca-v1beta1/pom.xml
index 54f25681f527..f48a448d1199 100644
--- a/java-security-private-ca/grpc-google-cloud-security-private-ca-v1beta1/pom.xml
+++ b/java-security-private-ca/grpc-google-cloud-security-private-ca-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-security-private-ca-v1beta1</artifactId>
-  <version>0.12.0</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1beta1:current} -->
+  <version>0.12.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1beta1:current} -->
   <name>grpc-google-cloud-security-private-ca-v1beta1</name>
   <description>GRPC library for google-cloud-security-private-ca</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-security-private-ca-parent</artifactId>
-    <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+    <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-security-private-ca/pom.xml b/java-security-private-ca/pom.xml
index bba88a24810f..a4bb007ad027 100644
--- a/java-security-private-ca/pom.xml
+++ b/java-security-private-ca/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-security-private-ca-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+  <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   <name>Google Certificate Authority Service Parent</name>
   <url>https://github.com/googleapis/java-</url>
   <description>
@@ -61,27 +61,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-security-private-ca</artifactId>
-        <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+        <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-security-private-ca-v1</artifactId>
-        <version>2.5.0</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1:current} -->
+        <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-security-private-ca-v1</artifactId>
-        <version>2.5.0</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1:current} -->
+        <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-security-private-ca-v1beta1</artifactId>
-        <version>0.12.0</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1beta1:current} -->
+        <version>0.12.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-security-private-ca-v1beta1</artifactId>
-        <version>0.12.0</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1beta1:current} -->
+        <version>0.12.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-security-private-ca-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
diff --git a/java-security-private-ca/proto-google-cloud-security-private-ca-v1/pom.xml b/java-security-private-ca/proto-google-cloud-security-private-ca-v1/pom.xml
index 944721dcc0ce..3a5209085f79 100644
--- a/java-security-private-ca/proto-google-cloud-security-private-ca-v1/pom.xml
+++ b/java-security-private-ca/proto-google-cloud-security-private-ca-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-security-private-ca-v1</artifactId>
-  <version>2.5.0</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1:current} -->
+  <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1:current} -->
   <name>proto-google-cloud-security-private-ca-v1</name>
   <description>Proto library for google-cloud-security-private-ca</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-security-private-ca-parent</artifactId>
-    <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+    <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-security-private-ca/proto-google-cloud-security-private-ca-v1beta1/pom.xml b/java-security-private-ca/proto-google-cloud-security-private-ca-v1beta1/pom.xml
index 6cfdc7b32fb7..6fc04e2f2b68 100644
--- a/java-security-private-ca/proto-google-cloud-security-private-ca-v1beta1/pom.xml
+++ b/java-security-private-ca/proto-google-cloud-security-private-ca-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-security-private-ca-v1beta1</artifactId>
-  <version>0.12.0</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1beta1:current} -->
+  <version>0.12.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-security-private-ca-v1beta1:current} -->
   <name>proto-google-cloud-security-private-ca-v1beta1</name>
   <description>Proto library for google-cloud-security-private-ca</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-security-private-ca-parent</artifactId>
-    <version>2.5.0</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
+    <version>2.5.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-security-private-ca:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-security-private-ca/samples/snapshot/pom.xml b/java-security-private-ca/samples/snapshot/pom.xml
index c57609b8a7bc..37d484cdd75f 100644
--- a/java-security-private-ca/samples/snapshot/pom.xml
+++ b/java-security-private-ca/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-security-private-ca</artifactId>
-      <version>2.5.0</version>
+      <version>2.5.1-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/java-security-private-ca/versions.txt b/java-security-private-ca/versions.txt
index 5bc2f181f21b..057c51250aaa 100644
--- a/java-security-private-ca/versions.txt
+++ b/java-security-private-ca/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-security-private-ca:2.5.0:2.5.0
-grpc-google-cloud-security-private-ca-v1beta1:0.12.0:0.12.0
-grpc-google-cloud-security-private-ca-v1:2.5.0:2.5.0
-proto-google-cloud-security-private-ca-v1beta1:0.12.0:0.12.0
-proto-google-cloud-security-private-ca-v1:2.5.0:2.5.0
+google-cloud-security-private-ca:2.5.0:2.5.1-SNAPSHOT
+grpc-google-cloud-security-private-ca-v1beta1:0.12.0:0.12.1-SNAPSHOT
+grpc-google-cloud-security-private-ca-v1:2.5.0:2.5.1-SNAPSHOT
+proto-google-cloud-security-private-ca-v1beta1:0.12.0:0.12.1-SNAPSHOT
+proto-google-cloud-security-private-ca-v1:2.5.0:2.5.1-SNAPSHOT