diff --git a/CorePOM/pom.xml b/CorePOM/pom.xml
old mode 100755
new mode 100644
index d2c1d32..00c90ab
--- a/CorePOM/pom.xml
+++ b/CorePOM/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>3.8.1</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->