diff --git a/dht-server/pom.xml b/dht-server/pom.xml
index 22f0443..8ecbf0d 100644
--- a/dht-server/pom.xml
+++ b/dht-server/pom.xml
@@ -67,7 +67,7 @@
 		<dependency>
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
-			<version>8.0.19</version>
+			<version>8.0.28</version>
 		</dependency>
 		<dependency>
 			<groupId>org.mybatis.spring.boot</groupId>