diff --git a/README.md b/README.md
index 292f438a..b3122b9c 100644
--- a/README.md
+++ b/README.md
@@ -19,20 +19,20 @@ If you are using Maven, add this to your pom.xml file:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-appengine-admin</artifactId>
-  <version>2.1.7</version>
+  <version>2.1.8</version>
 </dependency>
 ```
 
 If you are using Gradle without BOM, add this to your dependencies
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-appengine-admin:2.1.7'
+implementation 'com.google.cloud:google-cloud-appengine-admin:2.1.8'
 ```
 
 If you are using SBT, add this to your dependencies
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-appengine-admin" % "2.1.7"
+libraryDependencies += "com.google.cloud" % "google-cloud-appengine-admin" % "2.1.8"
 ```
 
 ## Authentication
diff --git a/google-cloud-appengine-admin-bom/pom.xml b/google-cloud-appengine-admin-bom/pom.xml
index 83d50a97..08985dcc 100644
--- a/google-cloud-appengine-admin-bom/pom.xml
+++ b/google-cloud-appengine-admin-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-appengine-admin-bom</artifactId>
-  <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+  <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -56,17 +56,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-appengine-admin</artifactId>
-        <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+        <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-appengine-admin-v1</artifactId>
-        <version>2.1.8</version><!-- {x-version-update:grpc-google-cloud-appengine-admin-v1:current} -->
+        <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-appengine-admin-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-appengine-admin-v1</artifactId>
-        <version>2.1.8</version><!-- {x-version-update:proto-google-cloud-appengine-admin-v1:current} -->
+        <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-appengine-admin-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-appengine-admin/pom.xml b/google-cloud-appengine-admin/pom.xml
index 1743ca0c..73af006f 100644
--- a/google-cloud-appengine-admin/pom.xml
+++ b/google-cloud-appengine-admin/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-appengine-admin</artifactId>
-  <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+  <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
   <packaging>jar</packaging>
   <name>Google App Engine Admin API</name>
   <url>https://github.com/googleapis/java-appengine-admin</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-appengine-admin-parent</artifactId>
-    <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+    <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-appengine-admin</site.installationModule>
diff --git a/grpc-google-cloud-appengine-admin-v1/pom.xml b/grpc-google-cloud-appengine-admin-v1/pom.xml
index 33f29dec..0d6a99fb 100644
--- a/grpc-google-cloud-appengine-admin-v1/pom.xml
+++ b/grpc-google-cloud-appengine-admin-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-appengine-admin-v1</artifactId>
-  <version>2.1.8</version><!-- {x-version-update:grpc-google-cloud-appengine-admin-v1:current} -->
+  <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-appengine-admin-v1:current} -->
   <name>grpc-google-cloud-appengine-admin-v1</name>
   <description>GRPC library for google-cloud-appengine-admin</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-appengine-admin-parent</artifactId>
-    <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+    <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 11ee6bec..ab7e12b4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-appengine-admin-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+  <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
   <name>Google App Engine Admin API Parent</name>
   <url>https://github.com/googleapis/java-appengine-admin</url>
   <description>
@@ -60,17 +60,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-appengine-admin</artifactId>
-        <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+        <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-appengine-admin-v1</artifactId>
-        <version>2.1.8</version><!-- {x-version-update:grpc-google-cloud-appengine-admin-v1:current} -->
+        <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-appengine-admin-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-appengine-admin-v1</artifactId>
-        <version>2.1.8</version><!-- {x-version-update:proto-google-cloud-appengine-admin-v1:current} -->
+        <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-appengine-admin-v1:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-appengine-admin-v1/pom.xml b/proto-google-cloud-appengine-admin-v1/pom.xml
index b2decd46..8f8bcfc3 100644
--- a/proto-google-cloud-appengine-admin-v1/pom.xml
+++ b/proto-google-cloud-appengine-admin-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-appengine-admin-v1</artifactId>
-  <version>2.1.8</version><!-- {x-version-update:proto-google-cloud-appengine-admin-v1:current} -->
+  <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-appengine-admin-v1:current} -->
   <name>proto-google-cloud-appengine-admin-v1</name>
   <description>Proto library for google-cloud-appengine-admin</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-appengine-admin-parent</artifactId>
-    <version>2.1.8</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
+    <version>2.1.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-appengine-admin:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index 8098a504..7e56ecb2 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-appengine-admin:2.1.8:2.1.8
-grpc-google-cloud-appengine-admin-v1:2.1.8:2.1.8
-proto-google-cloud-appengine-admin-v1:2.1.8:2.1.8
+google-cloud-appengine-admin:2.1.8:2.1.9-SNAPSHOT
+grpc-google-cloud-appengine-admin-v1:2.1.8:2.1.9-SNAPSHOT
+proto-google-cloud-appengine-admin-v1:2.1.8:2.1.9-SNAPSHOT