diff --git a/acknowledgements.md b/acknowledgements.md
index 3b328d5..a6cb646 100644
--- a/acknowledgements.md
+++ b/acknowledgements.md
@@ -12,4 +12,6 @@ This work is partly based on the work of many talented individuals and exception
 * [Zalando API Team](http://zalando.github.io/restful-api-guidelines)
 * [Facebook Graph API Team](https://developers.facebook.com/docs/graph-api/)
 * [Subbu Allamaraju: RESTFul Web Services Cookbook](http://shop.oreilly.com/product/9780596801694.do)
-* [Paolo De Lucia](https://www.linkedin.com/in/paolodelucia/)
\ No newline at end of file
+* [Paolo De Lucia](https://www.linkedin.com/in/paolodelucia/)
+* [Jakub Rożek](https://github.com/P0lip)
+* [Phil Sturgeon](https://github.com/philsturgeon)