diff --git a/dcm4chee-proxy-service/pom.xml b/dcm4chee-proxy-service/pom.xml
index f6c5b19..01170b0 100644
--- a/dcm4chee-proxy-service/pom.xml
+++ b/dcm4chee-proxy-service/pom.xml
@@ -129,7 +129,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.10</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>