diff --git a/app/models/post.rb b/app/models/post.rb
index 45f20ee49..6e2f0c67a 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -1412,6 +1412,7 @@ class Post < ActiveRecord::Base
 
       self.is_deleted = false
       self.approver_id = CurrentUser.id
+      flags.each {|x| x.resolve!}
       save
       Post.expire_cache_for_all(tag_array)
       ModAction.log("undeleted post ##{id}")