diff --git a/README.md b/README.md
index e1ffa9be..7eb05be7 100755
--- a/README.md
+++ b/README.md
@@ -719,7 +719,7 @@ Event names that starts with `android` or `ios` are events platform-specific.
 * `androidOnReceivedLoginRequest`: Event fired when a request to automatically log in the user has been processed (available only on Android).
 * `iosOnWebContentProcessDidTerminate`: Invoked when the web view's web content process is terminated (available only on iOS).
 * `iosOnDidReceiveServerRedirectForProvisionalNavigation`: Called when a web view receives a server redirect (available only on iOS).
-* `iosOnNavigationResponse`: Called when a web view asks for permission to navigate to new content after the response to the navigation request is known (available only on iOS).
+* `iosOnNavigationResponse`: Called when a web view asks for permission to navigate to new content after the response to the navigation request is known (available only on iOS). To use this event, the `useOnNavigationResponse` iOS-specific option must be `true`.
 * `iosShouldAllowDeprecatedTLS`: Called when a web view asks whether to continue with a connection that uses a deprecated version of TLS (v1.0 and v1.1) (available only on iOS).
 
 ### `ContextMenu` class
diff --git a/lib/src/webview.dart b/lib/src/webview.dart
index a2220735..cce7afb6 100644
--- a/lib/src/webview.dart
+++ b/lib/src/webview.dart
@@ -608,7 +608,8 @@ abstract class WebView {
   ///
   ///[navigationResponse] represents the navigation response.
   ///
-  ///**NOTE**: available only on iOS.
+  ///**NOTE**: available only on iOS. In order to be able to listen this event, you need to set [IOSInAppWebViewOptions.useOnNavigationResponse] option to `true`.
+  ///
   ///
   ///**Official iOS API**: https://developer.apple.com/documentation/webkit/wknavigationdelegate/1455643-webview
   final Future<IOSNavigationResponseAction?> Function(InAppWebViewController controller,