diff --git a/chat-src/chat/pom.xml b/chat-src/chat/pom.xml
index 0e63b63..917fc84 100644
--- a/chat-src/chat/pom.xml
+++ b/chat-src/chat/pom.xml
@@ -49,7 +49,7 @@
     <dependency>
       <groupId>mysql</groupId>
       <artifactId>mysql-connector-java</artifactId>
-      <version>8.0.19</version>
+      <version>8.0.28</version>
     </dependency>
 <dependency>
     <groupId>org.slf4j</groupId>