diff --git a/google-api-client-android/pom.xml b/google-api-client-android/pom.xml
index 8c1f65cac..646773fea 100644
--- a/google-api-client-android/pom.xml
+++ b/google-api-client-android/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-android</artifactId>
diff --git a/google-api-client-apache-v5/pom.xml b/google-api-client-apache-v5/pom.xml
index ad83fc8d5..90f82ce47 100644
--- a/google-api-client-apache-v5/pom.xml
+++ b/google-api-client-apache-v5/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-parent</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     </parent>
     <artifactId>google-api-client-apache-v5</artifactId>
     <name>Apache extensions to the Google APIs Client Library for Java</name>
diff --git a/google-api-client-appengine/pom.xml b/google-api-client-appengine/pom.xml
index c8711597d..1d76a0e24 100644
--- a/google-api-client-appengine/pom.xml
+++ b/google-api-client-appengine/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-appengine</artifactId>
diff --git a/google-api-client-assembly/pom.xml b/google-api-client-assembly/pom.xml
index 940358c9a..f20bf8b7c 100644
--- a/google-api-client-assembly/pom.xml
+++ b/google-api-client-assembly/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <groupId>com.google.api-client</groupId>
diff --git a/google-api-client-bom/pom.xml b/google-api-client-bom/pom.xml
index aa398f1f0..dd6ce4019 100644
--- a/google-api-client-bom/pom.xml
+++ b/google-api-client-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api-client</groupId>
   <artifactId>google-api-client-bom</artifactId>
-  <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+  <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
   <packaging>pom</packaging>
 
   <name>Google API Client Library for Java BOM</name>
@@ -63,48 +63,48 @@
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-android</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-appengine</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-assembly</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
         <type>pom</type>
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-gson</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-jackson2</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-protobuf</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-servlet</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>
         <artifactId>google-api-client-xml</artifactId>
-        <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+        <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-api-client-gson/pom.xml b/google-api-client-gson/pom.xml
index b326dab67..02129a8c3 100644
--- a/google-api-client-gson/pom.xml
+++ b/google-api-client-gson/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-gson</artifactId>
diff --git a/google-api-client-jackson2/pom.xml b/google-api-client-jackson2/pom.xml
index 94015fe65..638e99490 100644
--- a/google-api-client-jackson2/pom.xml
+++ b/google-api-client-jackson2/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-jackson2</artifactId>
diff --git a/google-api-client-protobuf/pom.xml b/google-api-client-protobuf/pom.xml
index 7ea74d8b5..61923cd97 100644
--- a/google-api-client-protobuf/pom.xml
+++ b/google-api-client-protobuf/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-protobuf</artifactId>
diff --git a/google-api-client-servlet/pom.xml b/google-api-client-servlet/pom.xml
index 719eb10d3..e668fd5f1 100644
--- a/google-api-client-servlet/pom.xml
+++ b/google-api-client-servlet/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-servlet</artifactId>
diff --git a/google-api-client-xml/pom.xml b/google-api-client-xml/pom.xml
index d03e39d2e..ca50a359e 100644
--- a/google-api-client-xml/pom.xml
+++ b/google-api-client-xml/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client-xml</artifactId>
diff --git a/google-api-client/pom.xml b/google-api-client/pom.xml
index fc268e47d..6422f5161 100644
--- a/google-api-client/pom.xml
+++ b/google-api-client/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.api-client</groupId>
     <artifactId>google-api-client-parent</artifactId>
-    <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+    <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-api-client</artifactId>
diff --git a/pom.xml b/pom.xml
index 43349765d..b8d756e9a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api-client</groupId>
   <artifactId>google-api-client-parent</artifactId>
-  <version>2.9.0</version><!-- {x-version-update:google-api-client:current} -->
+  <version>2.9.1-SNAPSHOT</version><!-- {x-version-update:google-api-client:current} -->
   <packaging>pom</packaging>
   <name>Parent for the Google API Client Library for Java</name>
   <description>The Google APIs Client Library for Java is a Java client library
diff --git a/versions.txt b/versions.txt
index e06c40f0a..756ff287d 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-api-client:2.9.0:2.9.0
+google-api-client:2.9.0:2.9.1-SNAPSHOT