diff --git a/src/main/resources/application-pre.yml b/src/main/resources/application-pre.yml
index 0fac72e..54ec6bf 100644
--- a/src/main/resources/application-pre.yml
+++ b/src/main/resources/application-pre.yml
@@ -4,7 +4,8 @@ spring:
   application:
     name: cashierService
   datasource:
-    url: jdbc:mysql://rm-bp1kn7h89nz62cno1ro.mysql.rds.aliyuncs.com:3306/fycashier_pre?useUnicode=true&characterEncoding=utf8&characterSetResults=utf8&useJDBCCompliantTimezoneShift=true&serverTimezone=Asia/Shanghai&useSSL=false&allowMultiQueries=true
+    # 内网地址
+    url: jdbc:mysql://rm-bp1kn7h89nz62cno1.mysql.rds.aliyuncs.com:3306/fycashier_pre?useUnicode=true&characterEncoding=utf8&characterSetResults=utf8&useJDBCCompliantTimezoneShift=true&serverTimezone=Asia/Shanghai&useSSL=false&allowMultiQueries=true
     username: cashier
     password: Cashier@1@
     driver-class-name: com.mysql.cj.jdbc.Driver