diff --git a/ZKClientDemo/pom.xml b/ZKClientDemo/pom.xml
index 1704f76..fb96ee8 100644
--- a/ZKClientDemo/pom.xml
+++ b/ZKClientDemo/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.9</version>
+            <version>3.4.14</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.apache.curator/curator-framework -->