diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index 21ed5b0d5..19f565183 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -1,15 +1,16 @@
-class UserMailer < ApplicationMailer
-  # 注意：这个地方一定要和你的邮箱服务域名一致
-  default from: 'notification@trustie.org'
-
-  # 用户注册验证码
-  def register_email(mail, code)
-    @code = code
-    mail(to: mail, subject: 'Gitink | 注册验证码')
-  end
-
-  def update_email(mail, code)
-    @code = code
-    mail(to: mail, subject: 'Gitink | 更改邮箱验证码')
-  end
-end
+class UserMailer < ApplicationMailer
+  # 注意：这个地方一定要和你的邮箱服务域名一致
+  # default from: 'notification@trustie.org'
+  default from: 'noreply@gitlink.org.cn'
+
+  # 用户注册验证码
+  def register_email(mail, code)
+    @code = code
+    mail(to: mail, subject: 'Gitink | 注册验证码')
+  end
+
+  def update_email(mail, code)
+    @code = code
+    mail(to: mail, subject: 'Gitink | 更改邮箱验证码')
+  end
+end