diff --git a/rpcframework/rpc-core/pom.xml b/rpcframework/rpc-core/pom.xml
index fac1850..9cd33d1 100644
--- a/rpcframework/rpc-core/pom.xml
+++ b/rpcframework/rpc-core/pom.xml
@@ -56,7 +56,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.14</version>
+            <version>3.7.2</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>