diff --git a/jseckill-backend/pom.xml b/jseckill-backend/pom.xml
index d30373e..e6d6d5c 100644
--- a/jseckill-backend/pom.xml
+++ b/jseckill-backend/pom.xml
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.16</version>
+            <version>8.0.28</version>
         </dependency>
         <dependency>
             <groupId>com.alibaba</groupId>