diff --git a/collection-learn-demo/pom.xml b/collection-learn-demo/pom.xml
index 4107356..67deb12 100644
--- a/collection-learn-demo/pom.xml
+++ b/collection-learn-demo/pom.xml
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>