diff --git a/Data_Structure/pom.xml b/Data_Structure/pom.xml
index d43f076..e35d9fb 100644
--- a/Data_Structure/pom.xml
+++ b/Data_Structure/pom.xml
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
       <!-- 表示开发的时候引入，发布的时候不会加载此包 -->  
       <scope>test</scope>
     </dependency>