diff --git a/happycoding/pom.xml b/happycoding/pom.xml
index cde77f1..a8d6554 100644
--- a/happycoding/pom.xml
+++ b/happycoding/pom.xml
@@ -8,7 +8,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.11</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>