diff --git a/app/serializers/collection_serializer.rb b/app/serializers/collection_serializer.rb
index 6df8b10ccd32c6d01dc33371e5284fe073100cea..36904b88abb280581edc8d255e5c904109409d67 100644
--- a/app/serializers/collection_serializer.rb
+++ b/app/serializers/collection_serializer.rb
@@ -13,7 +13,8 @@ class CollectionSerializer < ActiveModel::Serializer
     object.complained? current_user
   end
 
-  attributes :id, :name, :owner, :created_at, :updated_at, :description, :privacy, :score, :likes_count, :liked, :reviewed, :complained, :review_average, :thumbnail
+  attributes :id, :name, :created_at, :updated_at, :description, :privacy, :score, :likes_count, :liked, :reviewed, :complained, :review_average, :thumbnail
+  belongs_to :owner
   has_many :tags
   has_many :subjects
   has_many :educational_stages