diff --git a/docs/JavaScriptEnvironment.md b/docs/JavaScriptEnvironment.md
index cf6b3d409..8bda77498 100644
--- a/docs/JavaScriptEnvironment.md
+++ b/docs/JavaScriptEnvironment.md
@@ -52,8 +52,8 @@ ES7
Specific
-- [JSX](https://facebook.github.io/react/docs/jsx-in-depth.html): ``
-- [Flow](http://flowtype.org/): `function foo(x: ?number): string {}`
+* [JSX](https://facebook.github.io/react/docs/jsx-in-depth.html): ``
+* [Flow](http://flowtype.org/): `function foo(x: ?number): string {}`
## Polyfills
@@ -69,14 +69,16 @@ Browser
* [navigator.geolocation](/react-native/docs/geolocation.html#content)
ES6
+
* [Object.assign](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
* String.prototype.{[startsWith](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith), [endsWith](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/endsWith), [repeat](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeats), [includes](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/includes)}
* [Array.from](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/from)
* Array.prototype.{[find](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/find), [findIndex](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/findIndex)}
-*
ES7
+
* Object.{[entries](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries), [values](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/values)}
Specific
+
* `__DEV__`