diff --git a/rsa-demo/pom.xml b/rsa-demo/pom.xml
index a86c88f..91dfa93 100644
--- a/rsa-demo/pom.xml
+++ b/rsa-demo/pom.xml
@@ -12,7 +12,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.10</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>