diff --git a/ReactAndroid/README.md b/ReactAndroid/README.md
index d7666033e..ab8416bea 100644
--- a/ReactAndroid/README.md
+++ b/ReactAndroid/README.md
@@ -15,6 +15,7 @@ Make sure you have the following installed:
 - Android SDK version 22 (compileSdkVersion in [`build.gradle`](build.gradle))
 - SDK build tools version 22.0.1 (buildToolsVersion in [`build.gradle`](build.gradle))
 - Android Support Repository 17 (for Android Support Library)
+- Android NDK (download & extraction instructions [here](http://developer.android.com/ndk/downloads/index.html))
  
 Point Gradle to your Android SDK: either have `$ANDROID_SDK` and `$ANDROID_NDK` defined, or create a `local.properties` file in the root of your `react-native` checkout with the following contents: