diff --git a/opennms-warmerge-plugin/pom.xml b/opennms-warmerge-plugin/pom.xml
index 9b9dc6b..4244e0d 100644
--- a/opennms-warmerge-plugin/pom.xml
+++ b/opennms-warmerge-plugin/pom.xml
@@ -59,7 +59,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.5</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>