diff --git a/openNAT/authentication/pom.xml b/openNAT/authentication/pom.xml
index 449b2ff..db8cc75 100644
--- a/openNAT/authentication/pom.xml
+++ b/openNAT/authentication/pom.xml
@@ -29,7 +29,7 @@
 		<dependency>
 		   <groupId>org.apache.kafka</groupId>
 		     <artifactId>kafka-clients</artifactId>
-		     <version>2.0.0</version>
+		     <version>2.6.3</version>
 		 </dependency>
   </dependencies>
   <build>