diff --git a/nam-authn-u2f/pom.xml b/nam-authn-u2f/pom.xml
index 0898f5d..29a0156 100644
--- a/nam-authn-u2f/pom.xml
+++ b/nam-authn-u2f/pom.xml
@@ -88,7 +88,7 @@
 	<properties>
 		<nam.version>4.2.2</nam.version>
 		<servlet.version>3.0.1</servlet.version>
-		<junit.version>4.11</junit.version>
+		<junit.version>4.13.1</junit.version>
 		<mockito.version>2.3.4</mockito.version>
 	</properties>
 </project>
\ No newline at end of file