diff --git a/config/configuration.yml b/config/configuration.yml
index 21337e3b4..7e5381406 100644
--- a/config/configuration.yml
+++ b/config/configuration.yml
@@ -87,12 +87,12 @@ default:
       
    
 
-      address: smtp.qq.com
-      port: 587
-      domain: smtp.qq.com
+      address: smtp.126.com
+      port: 25
+      domain: smtp.126.com
       authentication: :plain
-      user_name: 939547590@qq.com
-      password: 'suwen11223344'
+      user_name: "alanlong9278@126.com"
+      password: "alanlong8788786"
 
   # Absolute path to the directory where attachments are stored.
   # The default is the 'files' directory in your Redmine instance.