diff --git a/joyrpc-example/joyrpc-example-dubbo/pom.xml b/joyrpc-example/joyrpc-example-dubbo/pom.xml
index 6aa1289d..f37c87e7 100644
--- a/joyrpc-example/joyrpc-example-dubbo/pom.xml
+++ b/joyrpc-example/joyrpc-example-dubbo/pom.xml
@@ -14,7 +14,7 @@
         <dependency>
             <groupId>org.apache.dubbo</groupId>
             <artifactId>dubbo</artifactId>
-            <version>2.7.18</version>
+            <version>2.7.21</version>
         </dependency>
         <dependency>
             <groupId>de.javakaffee</groupId>