diff --git a/ch25/crm-sales-start/pom.xml b/ch25/crm-sales-start/pom.xml
old mode 100755
new mode 100644
index d569e26b..4c00b651
--- a/ch25/crm-sales-start/pom.xml
+++ b/ch25/crm-sales-start/pom.xml
@@ -47,7 +47,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>6.0.6</version>
+            <version>8.0.16</version>
         </dependency>
 
         <dependency>