diff --git a/guestbook/pom.xml b/guestbook/pom.xml
index 30b685d..0ad3e1a 100644
--- a/guestbook/pom.xml
+++ b/guestbook/pom.xml
@@ -62,7 +62,7 @@
 <dependency>
     <groupId>mysql</groupId>
     <artifactId>mysql-connector-java</artifactId>
-    <version>8.0.18</version>
+    <version>8.0.28</version>
 </dependency>
 
 			  <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-dbcp2 -->