diff --git a/Libraries/Components/WebView/WebView.android.js b/Libraries/Components/WebView/WebView.android.js
index 274d76728..7975653a3 100644
--- a/Libraries/Components/WebView/WebView.android.js
+++ b/Libraries/Components/WebView/WebView.android.js
@@ -31,6 +31,10 @@ var WebViewState = keyMirror({
   ERROR: null,
 });
 
+/**
+ * Note that WebView is only supported on iOS for now,
+ * see https://facebook.github.io/react-native/docs/known-issues.html
+ */
 var WebView = React.createClass({
 
   propTypes: {
diff --git a/Libraries/Components/WebView/WebView.ios.js b/Libraries/Components/WebView/WebView.ios.js
index a3d457bfd..6c7f5484d 100644
--- a/Libraries/Components/WebView/WebView.ios.js
+++ b/Libraries/Components/WebView/WebView.ios.js
@@ -75,6 +75,12 @@ var defaultRenderError = (errorDomain, errorCode, errorDesc) => (
   </View>
 );
 
+/**
+ * Renders a native WebView.
+ *
+ * Note that WebView is only supported on iOS for now,
+ * see https://facebook.github.io/react-native/docs/known-issues.html
+ */
 var WebView = React.createClass({
   statics: {
     JSNavigationScheme: JSNavigationScheme,