diff --git a/2012-03-21-mongodb/pom.xml b/2012-03-21-mongodb/pom.xml
index 26f2ef7..a89797a 100644
--- a/2012-03-21-mongodb/pom.xml
+++ b/2012-03-21-mongodb/pom.xml
@@ -110,7 +110,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.8.1</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>