diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index d7b2fa6..b912335
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.13</version>
+            <version>8.0.28</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>