diff --git a/web/utils/site.py b/web/utils/site.py
index f4d9b6117..000b328f4 100644
--- a/web/utils/site.py
+++ b/web/utils/site.py
@@ -2256,7 +2256,7 @@ export PATH
             thisdb.setOption('ssl_email', email)
 
         if email.strip() == '':
-            email = mw.getRandomString(10)+"."+mw.getRandomString(3) + '@google.com'
+            email = mw.getRandomString(10)+"."+mw.getRandomString(3) + '@gmail.com'
 
         # 检测acme是否安装
         acme_dir = mw.getAcmeDir()