README.md in jsonapi-serializers-0.6.2 vs README.md in jsonapi-serializers-0.6.3

@@ -650,9 +650,11 @@
 * Support for the `fields` spec is planned, would love a PR contribution for this.
 * Support for pagination/sorting is unlikely to be supported because it would likely involve coupling to ActiveRecord, but please open an issue if you have ideas of how to support this generically.
 
 ## Release notes
 
+* v0.6.3: Fix support for underscore-formatted attribute names.
+* v0.6.2: Internal style updates and performance fixes.
 * v0.6.1: Spec compliance fix, include intermediate resources on compound documents.
 * v0.6.0: Support for polymorphic collections and inheriting serializer attributes.
 * v0.5.0: Support for explicit serializer discovery.
 * v0.4.0: Support for declaring multiple `attributes`.
 * v0.3.1: Improve performance of loading included relationships.