diff --git a/Lab5-1160300314/pom.xml b/Lab5-1160300314/pom.xml
index ec00ddd..617f90b 100644
--- a/Lab5-1160300314/pom.xml
+++ b/Lab5-1160300314/pom.xml
@@ -29,7 +29,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <!-- https://mvnrepository.com/artifact/org.hamcrest/hamcrest-all -->