diff --git a/custom-tomcat9-maven-plugin/src/test/resources/simple-war-project/pom.xml b/custom-tomcat9-maven-plugin/src/test/resources/simple-war-project/pom.xml
index 8aaf963..3bcc348 100644
--- a/custom-tomcat9-maven-plugin/src/test/resources/simple-war-project/pom.xml
+++ b/custom-tomcat9-maven-plugin/src/test/resources/simple-war-project/pom.xml
@@ -118,7 +118,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.9</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>