diff --git a/examples/jetty-webhook-echobot/pom.xml b/examples/jetty-webhook-echobot/pom.xml
index 9bd3abf..88c78ee 100644
--- a/examples/jetty-webhook-echobot/pom.xml
+++ b/examples/jetty-webhook-echobot/pom.xml
@@ -56,7 +56,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>