diff --git a/app/controllers/weapps/unbind_accounts_controller.rb b/app/controllers/weapps/unbind_accounts_controller.rb
index 551308a6c..4698108e3 100644
--- a/app/controllers/weapps/unbind_accounts_controller.rb
+++ b/app/controllers/weapps/unbind_accounts_controller.rb
@@ -7,7 +7,7 @@ class Weapps::UnbindAccountsController < Weapps::BaseController
 
   def destroy
     open_user = OpenUsers::Wechat.find_by!(user_id: current_user.id)
-    open_user.destroy!
+    open_user.update!(user_id: nil)
     UserAction.create(action_id: current_user.id, action_type: "UnbindWechat", user_id: current_user.id, :ip => request.remote_ip)
     logout_user
     render_ok