diff --git a/dubbo-demo/dubbo-demo-triple/pom.xml b/dubbo-demo/dubbo-demo-triple/pom.xml
index 7ce92ff44138..58817de26596 100644
--- a/dubbo-demo/dubbo-demo-triple/pom.xml
+++ b/dubbo-demo/dubbo-demo-triple/pom.xml
@@ -34,7 +34,7 @@
         <skip_maven_deploy>true</skip_maven_deploy>
         <source.level>1.8</source.level>
         <target.level>1.8</target.level>
-        <protobuf-java.version>3.19.6</protobuf-java.version>
+        <protobuf-java.version>3.21.12</protobuf-java.version>
         <maven-compiler-plugin.version>3.7.0</maven-compiler-plugin.version>
     </properties>
 
diff --git a/dubbo-rpc/dubbo-rpc-triple/pom.xml b/dubbo-rpc/dubbo-rpc-triple/pom.xml
index 225d8af725ba..474a8ecf05e1 100644
--- a/dubbo-rpc/dubbo-rpc-triple/pom.xml
+++ b/dubbo-rpc/dubbo-rpc-triple/pom.xml
@@ -32,7 +32,7 @@
         <dubbo.compiler.version>0.0.4.1-SNAPSHOT</dubbo.compiler.version>
         <reactive.version>1.0.4</reactive.version>
         <reactor.version>3.4.19</reactor.version>
-        <protobuf-java.version>3.19.6</protobuf-java.version>
+        <protobuf-java.version>3.21.12</protobuf-java.version>
     </properties>
     <dependencies>
         <dependency>
diff --git a/dubbo-xds/pom.xml b/dubbo-xds/pom.xml
index f3b04cb4e948..6279ea2294ec 100644
--- a/dubbo-xds/pom.xml
+++ b/dubbo-xds/pom.xml
@@ -31,7 +31,7 @@
     <description>The xDS Integration</description>
     <properties>
         <skip_maven_deploy>false</skip_maven_deploy>
-        <protobuf-java.version>3.19.6</protobuf-java.version>
+        <protobuf-java.version>3.21.12</protobuf-java.version>
         <grpc.version>1.41.0</grpc.version>
     </properties>