diff --git a/connector/kafka-0-10-sql/pom.xml b/connector/kafka-0-10-sql/pom.xml
index d363cf5d08b82..e22a57354b89a 100644
--- a/connector/kafka-0-10-sql/pom.xml
+++ b/connector/kafka-0-10-sql/pom.xml
@@ -122,11 +122,9 @@
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-minikdc</artifactId>
     </dependency>
-    <!-- Kafka embedded server uses Zookeeper 3.5.7 API -->
     <dependency>
       <groupId>org.apache.zookeeper</groupId>
       <artifactId>zookeeper</artifactId>
-      <version>3.5.7</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/connector/kafka-0-10/pom.xml b/connector/kafka-0-10/pom.xml
index 160d765cbbf9f..6a71a5d446c80 100644
--- a/connector/kafka-0-10/pom.xml
+++ b/connector/kafka-0-10/pom.xml
@@ -94,11 +94,9 @@
         </exclusion>
       </exclusions>
     </dependency>
-    <!-- Kafka embedded server uses Zookeeper 3.5.7 API -->
     <dependency>
       <groupId>org.apache.zookeeper</groupId>
       <artifactId>zookeeper</artifactId>
-      <version>3.5.7</version>
       <scope>test</scope>
     </dependency>
     <dependency>