diff --git a/docs/jsonapi/schema.md b/docs/jsonapi/schema.md
index 423e5fc8..1a42585b 100644
--- a/docs/jsonapi/schema.md
+++ b/docs/jsonapi/schema.md
@@ -26,7 +26,7 @@ Example supported requests
 - Relationships
   - GET /articles/1/relationships/comments
   - GET /articles/1/relationships/author
-- Optional: [Inclusion of related resources](http://jsonapi.org/format/#fetching-includes) `ActiveModel::Serializer::Fieldset`
+- Optional: [Inclusion of related resources](http://jsonapi.org/format/#fetching-includes) `ActiveModel::Serializer::IncludeTree`
   - GET /articles/1?`include`=comments
   - GET /articles/1?`include`=comments.author
   - GET /articles/1?`include`=author,comments.author