diff --git a/dubbo/dubbo-use/pom.xml b/dubbo/dubbo-use/pom.xml
index c11d1eb..736ddab 100644
--- a/dubbo/dubbo-use/pom.xml
+++ b/dubbo/dubbo-use/pom.xml
@@ -27,7 +27,7 @@
         <dependency>
             <groupId>org.apache.dubbo</groupId>
             <artifactId>dubbo</artifactId>
-            <version>2.7.15</version>
+            <version>2.7.21</version>
         </dependency>
         <dependency>
             <groupId>org.apache.dubbo</groupId>