diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 94666aa..a4ff888
--- a/pom.xml
+++ b/pom.xml
@@ -75,7 +75,7 @@
             <dependency>
                 <groupId>mysql</groupId>
                 <artifactId>mysql-connector-java</artifactId>
-                <version>8.0.26</version>
+                <version>8.0.28</version>
             </dependency>
             <dependency>
                 <groupId>com.alibaba</groupId>