diff --git a/app/serializers/learning_object/attachment_serializer.rb b/app/serializers/learning_object/attachment_serializer.rb
new file mode 100644
index 0000000000000000000000000000000000000000..2e5b87370fa97dceb34f82dd50de6d4d6cdee67b
--- /dev/null
+++ b/app/serializers/learning_object/attachment_serializer.rb
@@ -0,0 +1,3 @@
+class LearningObject::AttachmentSerializer < ActiveModel::Serializer
+  attributes :id, :name, :retrieve_link, :description, :format, :mime_type, :size, :bundle_name, :learning_object_id, :created_at, :updated_at, :id_dspace, :thumbnail, :cache_link
+end