diff --git a/cal-classifier/pom.xml b/cal-classifier/pom.xml
index 89c55bd..df50eed 100644
--- a/cal-classifier/pom.xml
+++ b/cal-classifier/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>