diff --git a/app/models/user_vote_option.rb b/app/models/user_vote_option.rb
index 11f11c03c..c1e4f3f10 100644
--- a/app/models/user_vote_option.rb
+++ b/app/models/user_vote_option.rb
@@ -4,8 +4,6 @@ class UserVoteOption < ApplicationRecord
 
   validates :user_id, uniqueness: { scope: :vote_option_id, message: "您已经投过票了" }
 
-  validate :user_can_vote_only_once_per_vote
-
   private 
   def user_can_vote_only_once_per_vote
     return unless user && vote_option