diff --git a/dl-biz/pom.xml b/dl-biz/pom.xml
index 3973b97..cc1db2a 100644
--- a/dl-biz/pom.xml
+++ b/dl-biz/pom.xml
@@ -96,7 +96,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.11</version>
+            <version>8.0.28</version>
         </dependency>
 
         <dependency>