diff --git a/data-structure-algorithm/pom.xml b/data-structure-algorithm/pom.xml
old mode 100755
new mode 100644
index 17ad66ad..ce587259
--- a/data-structure-algorithm/pom.xml
+++ b/data-structure-algorithm/pom.xml
@@ -71,7 +71,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.41</version>
+            <version>8.0.28</version>
         </dependency>
         <!-- 数据库工具 -->
         <dependency>