diff --git a/zookeeper-3.4.6-ivy-build.patch b/zookeeper-3.4.6-ivy-build.patch
index 2280067..075cbfa 100644
--- a/zookeeper-3.4.6-ivy-build.patch
+++ b/zookeeper-3.4.6-ivy-build.patch
@@ -37,7 +37,8 @@ index 561832a..93176d5 100644
 +    <dependency org="log4j" name="log4j" rev="1.2.17" transitive="false" conf="default"/>
 +    <dependency org="jline" name="jline" rev="1.0" transitive="false" conf="default"/>
  
-     <dependency org="io.netty" name="netty" conf="default" rev="3.7.0.Final">
+-    <dependency org="io.netty" name="netty" conf="default" rev="3.7.0.Final">
++    <dependency org="io.netty" name="netty" conf="default" rev="3.6.6.Final">
        <artifact name="netty" type="jar" conf="default"/>
      </dependency>