diff --git a/datastore-v1-proto-client/pom.xml b/datastore-v1-proto-client/pom.xml
index 3922a2757..d55ccc6af 100644
--- a/datastore-v1-proto-client/pom.xml
+++ b/datastore-v1-proto-client/pom.xml
@@ -19,12 +19,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud.datastore</groupId>
   <artifactId>datastore-v1-proto-client</artifactId>
-  <version>2.21.3</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
+  <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
 
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastore-parent</artifactId>
-    <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
 
   <packaging>jar</packaging>
diff --git a/google-cloud-datastore-bom/pom.xml b/google-cloud-datastore-bom/pom.xml
index a13792e8f..a3a740e7c 100644
--- a/google-cloud-datastore-bom/pom.xml
+++ b/google-cloud-datastore-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datastore-bom</artifactId>
-  <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore-bom:current} -->
+  <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore-bom:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,22 +52,22 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datastore</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datastore-admin-v1</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastore-v1</artifactId>
-        <version>0.112.3</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
+        <version>0.112.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastore-admin-v1</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-datastore/pom.xml b/google-cloud-datastore/pom.xml
index 595f04ba4..595fc749c 100644
--- a/google-cloud-datastore/pom.xml
+++ b/google-cloud-datastore/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>google-cloud-datastore</artifactId>
-  <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+  <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Datastore</name>
   <url>https://github.com/googleapis/java-datastore</url>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastore-parent</artifactId>
-    <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-datastore</site.installationModule>
diff --git a/grpc-google-cloud-datastore-admin-v1/pom.xml b/grpc-google-cloud-datastore-admin-v1/pom.xml
index fe38bbef1..8f51e25fc 100644
--- a/grpc-google-cloud-datastore-admin-v1/pom.xml
+++ b/grpc-google-cloud-datastore-admin-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-datastore-admin-v1</artifactId>
-  <version>2.21.3</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
+  <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
   <name>grpc-google-cloud-datastore-admin-v1</name>
   <description>GRPC library for google-cloud-datastore</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastore-parent</artifactId>
-    <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 23737d6b3..1d30d1961 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datastore-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+  <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   <name>Google Cloud Datastore Parent</name>
   <url>https://github.com/googleapis/java-datastore</url>
   <description>
@@ -159,27 +159,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastore-admin-v1</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datastore-admin-v1</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datastore</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastore-v1</artifactId>
-        <version>0.112.3</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
+        <version>0.112.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud.datastore</groupId>
         <artifactId>datastore-v1-proto-client</artifactId>
-        <version>2.21.3</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
+        <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
         <exclusions>
           <exclusion>
             <groupId>com.google.api.grpc</groupId>
diff --git a/proto-google-cloud-datastore-admin-v1/pom.xml b/proto-google-cloud-datastore-admin-v1/pom.xml
index 5ddd934ff..10b83d827 100644
--- a/proto-google-cloud-datastore-admin-v1/pom.xml
+++ b/proto-google-cloud-datastore-admin-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-datastore-admin-v1</artifactId>
-  <version>2.21.3</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
+  <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
   <name>proto-google-cloud-datastore-admin-v1</name>
   <description>Proto library for google-cloud-datastore</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastore-parent</artifactId>
-    <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-datastore-v1/pom.xml b/proto-google-cloud-datastore-v1/pom.xml
index a2bceec90..437485dc0 100644
--- a/proto-google-cloud-datastore-v1/pom.xml
+++ b/proto-google-cloud-datastore-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-datastore-v1</artifactId>
-  <version>0.112.3</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
+  <version>0.112.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
   <name>proto-google-cloud-datastore-v1</name>
   <description>PROTO library for proto-google-cloud-datastore-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastore-parent</artifactId>
-    <version>2.21.3</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index af7856d35..bf1562ed7 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-datastore</artifactId>
-      <version>2.21.3</version>
+      <version>2.21.4-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 9cc37ac81..8622f54a2 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,9 +1,9 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-datastore:2.21.3:2.21.3
-google-cloud-datastore-bom:2.21.3:2.21.3
-proto-google-cloud-datastore-v1:0.112.3:0.112.3
-datastore-v1-proto-client:2.21.3:2.21.3
-proto-google-cloud-datastore-admin-v1:2.21.3:2.21.3
-grpc-google-cloud-datastore-admin-v1:2.21.3:2.21.3
+google-cloud-datastore:2.21.3:2.21.4-SNAPSHOT
+google-cloud-datastore-bom:2.21.3:2.21.4-SNAPSHOT
+proto-google-cloud-datastore-v1:0.112.3:0.112.4-SNAPSHOT
+datastore-v1-proto-client:2.21.3:2.21.4-SNAPSHOT
+proto-google-cloud-datastore-admin-v1:2.21.3:2.21.4-SNAPSHOT
+grpc-google-cloud-datastore-admin-v1:2.21.3:2.21.4-SNAPSHOT