diff --git a/CHANGELOG.md b/CHANGELOG.md
index 52e107131..f6234e13b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.21.1](https://github.com/googleapis/java-datastore/compare/v2.21.0...v2.21.1) (2024-08-06)
+
+
+### Dependencies
+
+* Update dependency com.google.cloud:sdk-platform-java-config to v3.33.0 ([#1531](https://github.com/googleapis/java-datastore/issues/1531)) ([9e52395](https://github.com/googleapis/java-datastore/commit/9e52395f7ee71315331790284d35e7aad2f387ed))
+
 ## [2.21.0](https://github.com/googleapis/java-datastore/compare/v2.20.2...v2.21.0) (2024-07-31)
 
 
diff --git a/datastore-v1-proto-client/pom.xml b/datastore-v1-proto-client/pom.xml
index 58425b4b1..eb7a28713 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>2.21.1-SNAPSHOT</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
+  <version>2.21.1</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
 
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datastore-parent</artifactId>
-    <version>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.1</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 fa6abfeda..c683a9474 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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore-bom:current} -->
+  <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+        <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.1</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>0.112.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
+        <version>0.112.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.1</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 6e8fc6b8f..29bb63d3d 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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+  <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.1</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 c74367bf9..373333ce3 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>2.21.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
+  <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.1</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 85eeafc8e..72d70b386 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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+  <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
+        <version>2.21.1</version><!-- {x-version-update:grpc-google-cloud-datastore-admin-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datastore</artifactId>
-        <version>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+        <version>2.21.1</version><!-- {x-version-update:google-cloud-datastore:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datastore-v1</artifactId>
-        <version>0.112.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
+        <version>0.112.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:datastore-v1-proto-client:current} -->
+        <version>2.21.1</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 533ad8ad3..1c660d581 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>2.21.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-admin-v1:current} -->
+  <version>2.21.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.1</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 b8bb530fa..4740a89c4 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>0.112.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datastore-v1:current} -->
+  <version>0.112.1</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>2.21.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
+    <version>2.21.1</version><!-- {x-version-update:google-cloud-datastore:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index b182ec319..3d3b267eb 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>2.21.1-SNAPSHOT</version>
+      <version>2.21.1</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 5141114d4..478c0b62e 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,9 +1,9 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-datastore:2.21.0:2.21.1-SNAPSHOT
-google-cloud-datastore-bom:2.21.0:2.21.1-SNAPSHOT
-proto-google-cloud-datastore-v1:0.112.0:0.112.1-SNAPSHOT
-datastore-v1-proto-client:2.21.0:2.21.1-SNAPSHOT
-proto-google-cloud-datastore-admin-v1:2.21.0:2.21.1-SNAPSHOT
-grpc-google-cloud-datastore-admin-v1:2.21.0:2.21.1-SNAPSHOT
+google-cloud-datastore:2.21.1:2.21.1
+google-cloud-datastore-bom:2.21.1:2.21.1
+proto-google-cloud-datastore-v1:0.112.1:0.112.1
+datastore-v1-proto-client:2.21.1:2.21.1
+proto-google-cloud-datastore-admin-v1:2.21.1:2.21.1
+grpc-google-cloud-datastore-admin-v1:2.21.1:2.21.1