diff --git a/chatterbox-xmpp/chatterbox-xmpp-sample-war/pom.xml b/chatterbox-xmpp/chatterbox-xmpp-sample-war/pom.xml
index 1a39d8b..828d130 100644
--- a/chatterbox-xmpp/chatterbox-xmpp-sample-war/pom.xml
+++ b/chatterbox-xmpp/chatterbox-xmpp-sample-war/pom.xml
@@ -48,7 +48,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>