diff --git a/lib/tasks/user_agent.rake b/lib/tasks/user_agent.rake
index 98d6ef8e..b5009fcd 100644
--- a/lib/tasks/user_agent.rake
+++ b/lib/tasks/user_agent.rake
@@ -22,7 +22,7 @@ namespace :sync do
       end
 
       # 用户报名情况
-      created_at = TeamMember.where(user_id: user_action.try(:user_id)).maximum(:created_at)
+      created_at = TeamMember.where(user_id: user_action).maximum(:created_at)
       if created_at
         # 即代理之前报名的
         if created_at < ua.created_at