diff --git a/netty-redis-zk-crazymaker-20200521/NettyDemos/pom.xml b/netty-redis-zk-crazymaker-20200521/NettyDemos/pom.xml
index 99fff29..da693b4 100644
--- a/netty-redis-zk-crazymaker-20200521/NettyDemos/pom.xml
+++ b/netty-redis-zk-crazymaker-20200521/NettyDemos/pom.xml
@@ -114,7 +114,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.8</version>
+            <version>3.4.14</version>
         </dependency>
 
         <dependency>