diff --git a/java-datastream/google-cloud-datastream-bom/pom.xml b/java-datastream/google-cloud-datastream-bom/pom.xml
index 0a887e0ef031..cd7bdbdcd594 100644
--- a/java-datastream/google-cloud-datastream-bom/pom.xml
+++ b/java-datastream/google-cloud-datastream-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datastream-bom</artifactId>
-  <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+  <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -56,27 +56,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datastream</artifactId>
-        <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+        <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datastream-v1alpha1</artifactId>
-        <version>0.5.0</version><!-- {x-version-update:grpc-google-cloud-datastream-v1alpha1:current} -->
+        <version>0.5.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastream-v1alpha1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datastream-v1</artifactId>
-        <version>1.0.0</version><!-- {x-version-update:grpc-google-cloud-datastream-v1:current} -->
+        <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastream-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastream-v1alpha1</artifactId>
-        <version>0.5.0</version><!-- {x-version-update:proto-google-cloud-datastream-v1alpha1:current} -->
+        <version>0.5.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastream-v1alpha1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastream-v1</artifactId>
-        <version>1.0.0</version><!-- {x-version-update:proto-google-cloud-datastream-v1:current} -->
+        <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastream-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-datastream/google-cloud-datastream/pom.xml b/java-datastream/google-cloud-datastream/pom.xml
index 9c8a11c59d78..1dd4cefcdb1b 100644
--- a/java-datastream/google-cloud-datastream/pom.xml
+++ b/java-datastream/google-cloud-datastream/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datastream</artifactId>
-  <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+  <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   <packaging>jar</packaging>
   <name>Google Datastream</name>
   <url>https://github.com/googleapis/java-datastream</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastream-parent</artifactId>
-    <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+    <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-datastream</site.installationModule>
diff --git a/java-datastream/grpc-google-cloud-datastream-v1/pom.xml b/java-datastream/grpc-google-cloud-datastream-v1/pom.xml
index 9d54622d5db6..65343ec6740e 100644
--- a/java-datastream/grpc-google-cloud-datastream-v1/pom.xml
+++ b/java-datastream/grpc-google-cloud-datastream-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-datastream-v1</artifactId>
-  <version>1.0.0</version><!-- {x-version-update:grpc-google-cloud-datastream-v1:current} -->
+  <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastream-v1:current} -->
   <name>grpc-google-cloud-datastream-v1</name>
   <description>GRPC library for google-cloud-datastream</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastream-parent</artifactId>
-    <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+    <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-datastream/grpc-google-cloud-datastream-v1alpha1/pom.xml b/java-datastream/grpc-google-cloud-datastream-v1alpha1/pom.xml
index 8e155ae7bb81..e208cacf9540 100644
--- a/java-datastream/grpc-google-cloud-datastream-v1alpha1/pom.xml
+++ b/java-datastream/grpc-google-cloud-datastream-v1alpha1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-datastream-v1alpha1</artifactId>
-  <version>0.5.0</version><!-- {x-version-update:grpc-google-cloud-datastream-v1alpha1:current} -->
+  <version>0.5.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastream-v1alpha1:current} -->
   <name>grpc-google-cloud-datastream-v1alpha1</name>
   <description>GRPC library for google-cloud-datastream</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastream-parent</artifactId>
-    <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+    <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-datastream/pom.xml b/java-datastream/pom.xml
index b2967a631373..f33305018002 100644
--- a/java-datastream/pom.xml
+++ b/java-datastream/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datastream-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+  <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   <name>Google Datastream Parent</name>
   <url>https://github.com/googleapis/java-datastream</url>
   <description>
@@ -69,27 +69,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datastream</artifactId>
-        <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+        <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastream-v1</artifactId>
-        <version>1.0.0</version><!-- {x-version-update:proto-google-cloud-datastream-v1:current} -->
+        <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastream-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datastream-v1</artifactId>
-        <version>1.0.0</version><!-- {x-version-update:grpc-google-cloud-datastream-v1:current} -->
+        <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastream-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datastream-v1alpha1</artifactId>
-        <version>0.5.0</version><!-- {x-version-update:grpc-google-cloud-datastream-v1alpha1:current} -->
+        <version>0.5.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastream-v1alpha1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastream-v1alpha1</artifactId>
-        <version>0.5.0</version><!-- {x-version-update:proto-google-cloud-datastream-v1alpha1:current} -->
+        <version>0.5.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastream-v1alpha1:current} -->
       </dependency>
 
       <dependency>
diff --git a/java-datastream/proto-google-cloud-datastream-v1/pom.xml b/java-datastream/proto-google-cloud-datastream-v1/pom.xml
index dbc5268d3f70..cf0ec22f8fd2 100644
--- a/java-datastream/proto-google-cloud-datastream-v1/pom.xml
+++ b/java-datastream/proto-google-cloud-datastream-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-datastream-v1</artifactId>
-  <version>1.0.0</version><!-- {x-version-update:proto-google-cloud-datastream-v1:current} -->
+  <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastream-v1:current} -->
   <name>proto-google-cloud-datastream-v1</name>
   <description>Proto library for google-cloud-datastream</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastream-parent</artifactId>
-    <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+    <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-datastream/proto-google-cloud-datastream-v1alpha1/pom.xml b/java-datastream/proto-google-cloud-datastream-v1alpha1/pom.xml
index 0f19420fd677..1f69941354e9 100644
--- a/java-datastream/proto-google-cloud-datastream-v1alpha1/pom.xml
+++ b/java-datastream/proto-google-cloud-datastream-v1alpha1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-datastream-v1alpha1</artifactId>
-  <version>0.5.0</version><!-- {x-version-update:proto-google-cloud-datastream-v1alpha1:current} -->
+  <version>0.5.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastream-v1alpha1:current} -->
   <name>proto-google-cloud-datastream-v1alpha1</name>
   <description>Proto library for google-cloud-datastream</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastream-parent</artifactId>
-    <version>1.0.0</version><!-- {x-version-update:google-cloud-datastream:current} -->
+    <version>1.0.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastream:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-datastream/versions.txt b/java-datastream/versions.txt
index cc5cc5e2149d..e86f3917b267 100644
--- a/java-datastream/versions.txt
+++ b/java-datastream/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-datastream:1.0.0:1.0.0
-grpc-google-cloud-datastream-v1alpha1:0.5.0:0.5.0
-proto-google-cloud-datastream-v1alpha1:0.5.0:0.5.0
-proto-google-cloud-datastream-v1:1.0.0:1.0.0
-grpc-google-cloud-datastream-v1:1.0.0:1.0.0
+google-cloud-datastream:1.0.0:1.0.1-SNAPSHOT
+grpc-google-cloud-datastream-v1alpha1:0.5.0:0.5.1-SNAPSHOT
+proto-google-cloud-datastream-v1alpha1:0.5.0:0.5.1-SNAPSHOT
+proto-google-cloud-datastream-v1:1.0.0:1.0.1-SNAPSHOT
+grpc-google-cloud-datastream-v1:1.0.0:1.0.1-SNAPSHOT