diff --git a/app/models/mailer.rb b/app/models/mailer.rb
index 2e796b2bb..318de2942 100644
--- a/app/models/mailer.rb
+++ b/app/models/mailer.rb
@@ -155,7 +155,6 @@ class Mailer < ActionMailer::Base
   # 发送内容： 项目【缺陷，讨论区，新闻】，课程【通知，留言，新闻】， 贴吧， 个人留言
   def send_for_user_activities(user, date_to, days)
     date_from = date_to - days.days
-    subject = "[ #{user.show_name}#{l(:label_day_mail)}]"
     date_from = "#{date_from} 17:59:59"
     date_to = "#{date_to} 17:59:59"
     # 生成token用于直接点击登录
@@ -270,6 +269,7 @@ class Mailer < ActionMailer::Base
     total_count = @issues.count + @issues_journals.count + @course_messages.count + @project_messages.count + @course_news.count + @course_news_comments.count + @project_news.count + @project_news_comments.count +
                   @project_attachments.count + @course_journal_messages.count + @user_journal_messages.count + @project_journal_messages.count + @forums.count + @memos.count + @attachments.count +
                   @bids.count + @wiki_contents.count
+    subject = "[ #{user.show_name}#{l(:label_day_mail_first)}#{total_count}#{l(:label_day_mail_last)}]"
     @subject = " #{user.show_name}#{l(:label_day_mail_first)}#{total_count}#{l(:label_day_mail_last)}"
     mylogger.debug "Sent activity mail : #{user.mail} - #{has_content}"
     #有内容才发，没有不发