diff --git a/j2eelab/pom.xml b/j2eelab/pom.xml
index ce66ff8..5f0e930 100644
--- a/j2eelab/pom.xml
+++ b/j2eelab/pom.xml
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.5</version>
+            <version>3.4.14</version>
 
             <exclusions>
                 <!--<exclusion>-->