diff --git a/README.md b/README.md
index 7e305efe3..800f6abf9 100755
--- a/README.md
+++ b/README.md
@@ -202,7 +202,7 @@ List of Definitions
 * [Riot.js](https://github.com/moot/riotjs) (by [vvakame](https://github.com/vvakame))
 * [Restify](https://github.com/mcavage/node-restify) (by [Bret Little](https://github.com/blittle))
 * [Royalslider](http://dimsemenov.com/plugins/royal-slider/) (by [Christiaan Rakowski](https://github.com/csrakowski))
-* [Rx.js](http://rx.codeplex.com/) (by [gsino](http://www.codeplex.com/site/users/view/gsino))
+* [Rx.js](http://rx.codeplex.com/) (by [gsino](http://www.codeplex.com/site/users/view/gsino), [Igor Oleinikov](https://github.com/Igorbek), [Carl de Billy](http://carl.debilly.net/), [zoetrope](https://github.com/zoetrope))
 * [Raphael](http://raphaeljs.com/) (by [CheCoxshall](https://github.com/CheCoxshall))
 * [Restangular](https://github.com/mgonto/restangular/) (by [Boris Yankov](https://github.com/borisyankov))
 * [require.js](http://requirejs.org/) (by [Josh Baldwin](https://github.com/jbaldwin/))