diff --git a/d2s-tools/pom.xml b/d2s-tools/pom.xml
index 870547e..991d5fe 100644
--- a/d2s-tools/pom.xml
+++ b/d2s-tools/pom.xml
@@ -77,7 +77,7 @@
   	<dependency>
   		<groupId>junit</groupId>
   		<artifactId>junit</artifactId>
-  		<version>4.10</version>
+  		<version>4.13.1</version>
   	</dependency>
   	<dependency>
   		<groupId>net.sf.jung</groupId>