diff --git a/BigDataVisulalisation/pom.xml b/BigDataVisulalisation/pom.xml
index c207589..9ec3e36 100644
--- a/BigDataVisulalisation/pom.xml
+++ b/BigDataVisulalisation/pom.xml
@@ -26,7 +26,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>