diff --git a/app/serializers/answer_serializer.rb b/app/serializers/answer_serializer.rb
index 80fddcb..b1b85a9 100644
--- a/app/serializers/answer_serializer.rb
+++ b/app/serializers/answer_serializer.rb
@@ -1,5 +1,5 @@
 class AnswerSerializer < ActiveModel::Serializer
-  attributes :id, :user, :content, :votes_count, :created_at, :updated_at, :comments_count
+  attributes :id, :user, :content, :question_id, :votes_count, :created_at, :updated_at, :comments_count
 
   def user
     {