diff --git a/pom.xml b/pom.xml
index e080386..3f251d5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -120,7 +120,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.5.6</version>
+            <version>3.7.2</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.slf4j</groupId>