diff --git a/docs/examples/JDBC/taosdemo/pom.xml b/docs/examples/JDBC/taosdemo/pom.xml
index 0435a8736b..0f8955d958 100644
--- a/docs/examples/JDBC/taosdemo/pom.xml
+++ b/docs/examples/JDBC/taosdemo/pom.xml
@@ -77,13 +77,6 @@
             <artifactId>fastjson</artifactId>
             <version>1.2.83</version>
         </dependency>
-        <!-- mysql: just for test -->
-        <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.28</version>
-            <scope>test</scope>
-        </dependency>
         <!-- log4j -->
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>