diff --git a/nifi-example-services/nifi-example-service/pom.xml b/nifi-example-services/nifi-example-service/pom.xml
old mode 100755
new mode 100644
index 8b6a632..bc8cdb1
--- a/nifi-example-services/nifi-example-service/pom.xml
+++ b/nifi-example-services/nifi-example-service/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>