diff --git a/demo/demo-jax-2018/demo-spark/pom.xml b/demo/demo-jax-2018/demo-spark/pom.xml
index b4a69b3..9e053ad 100644
--- a/demo/demo-jax-2018/demo-spark/pom.xml
+++ b/demo/demo-jax-2018/demo-spark/pom.xml
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.44</version>
+            <version>8.0.28</version>
         </dependency>
     </dependencies>