diff --git a/java-component/chapter17_echarts/pom.xml b/java-component/chapter17_echarts/pom.xml
old mode 100755
new mode 100644
index dc23b4a..3edb267
--- a/java-component/chapter17_echarts/pom.xml
+++ b/java-component/chapter17_echarts/pom.xml
@@ -83,7 +83,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.18</version>
+            <version>8.0.28</version>
         </dependency>
         <dependency>
             <groupId>com.alibaba</groupId>