diff --git a/jalali-calendar-master/pom.xml b/jalali-calendar-master/pom.xml
index 8a3f552..1b4dc0d 100644
--- a/jalali-calendar-master/pom.xml
+++ b/jalali-calendar-master/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>