diff --git a/zheng-common/pom.xml b/zheng-common/pom.xml
index 01ed5696b..7740b2d4f 100644
--- a/zheng-common/pom.xml
+++ b/zheng-common/pom.xml
@@ -127,7 +127,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>dubbo</artifactId>
-            <version>2.5.6</version>
+            <version>2.6.9</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.springframework</groupId>