diff --git a/core2/pom.xml b/core2/pom.xml
index 3165d54b..0cd2192a 100644
--- a/core2/pom.xml
+++ b/core2/pom.xml
@@ -42,7 +42,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 		</dependency>
 		<dependency>
 			<groupId>javassist</groupId>