diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 3328323b2..120de6fba 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -491,6 +491,7 @@ This document generated by [dt-contributors-generator](https://github.com/vvakam
 * [:link:](pixi/pixi.d.ts) [PIXI](https://github.com/GoodBoyDigital/pixi.js) by [xperiments](http://github.com/xperiments)
 * [:link:](platform/platform.d.ts) [Platform](https://github.com/bestiejs/platform.js) by [Jake Hickman](https://github.com/JakeH)
 * [:link:](playerframework/playerFramework.d.ts) [Player Framework (MMPPF)](https://playerframework.codeplex.com) by [Ricardo Sabino](https://github.com/ricardosabino)
+* [:link:](pleasejs/please.d.ts) [PleaseJS](http://www.checkman.io/please) by [Toshiya Nakakura](https://github.com/nakakura)
 * [:link:](podcast/podcast.d.ts) [podcast](http://github.com/maxnowack/node-podcast) by [Niklas Mollenhauer](https://github.com/nikeee)
 * [:link:](popcorn/popcorn.d.ts) [Popcorn](https://github.com/mozilla/popcorn-js) by [grapswiz](https://github.com/grapswiz)
 * [:link:](pouchDB/pouch.d.ts) [Pouch](http://pouchdb.com) by [Bill Sears](https://github.com/MrBigDog2U)