diff --git a/work3/pom.xml b/work3/pom.xml
index 2525693..7e7441e 100644
--- a/work3/pom.xml
+++ b/work3/pom.xml
@@ -10,7 +10,7 @@
   <dependency>
     <groupId>junit</groupId>
     <artifactId>junit</artifactId>
-    <version>4.12</version>
+    <version>4.13.1</version>
     <scope>test</scope>
 </dependency>