diff --git a/springboot-springSecurity4/pom.xml b/springboot-springSecurity4/pom.xml
index ef987f6..efef1bc 100644
--- a/springboot-springSecurity4/pom.xml
+++ b/springboot-springSecurity4/pom.xml
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>6.0.5</version>
+            <version>8.0.28</version>
         </dependency>
         <dependency>
             <groupId>com.mchange</groupId>