diff --git a/Myconcurrency/pom.xml b/Myconcurrency/pom.xml
index cb7b5e4..0b44bc9 100644
--- a/Myconcurrency/pom.xml
+++ b/Myconcurrency/pom.xml
@@ -25,7 +25,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
         </dependency>
     </dependencies>