diff --git a/pom.xml b/pom.xml
index 9ad1470..bda7a5c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
 			<scope>test</scope>
-			<version>4.11</version>
+			<version>4.13.1</version>
 		</dependency>
 		<dependency>
 			<groupId>omero</groupId>