diff --git a/Libraries/CameraRoll/CameraRoll.js b/Libraries/CameraRoll/CameraRoll.js
index 3d4a8b376..ac8e251d1 100644
--- a/Libraries/CameraRoll/CameraRoll.js
+++ b/Libraries/CameraRoll/CameraRoll.js
@@ -110,6 +110,8 @@ var getPhotosReturnChecker = createStrictShapeTypeChecker({
 
 /**
  * `CameraRoll` provides access to the local camera roll / gallery.
+ * Before using this you must link the `RCTCameraRoll` library.
+ * You can refer to (Linking)[https://facebook.github.io/react-native/docs/linking-libraries-ios.html] for help.
  */
 class CameraRoll {