diff --git a/packages/webview_flutter/webview_flutter/CHANGELOG.md b/packages/webview_flutter/webview_flutter/CHANGELOG.md
index 329ce485d129..4eb0483a9f3c 100644
--- a/packages/webview_flutter/webview_flutter/CHANGELOG.md
+++ b/packages/webview_flutter/webview_flutter/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 4.0.1
+
+* Exposes `WebResourceErrorType` from platform interface.
+
 ## 4.0.0
 
 * **BREAKING CHANGE** Updates implementation to use the `2.0.0` release of
diff --git a/packages/webview_flutter/webview_flutter/lib/webview_flutter.dart b/packages/webview_flutter/webview_flutter/lib/webview_flutter.dart
index 7b8301db2d4a..112966d47760 100644
--- a/packages/webview_flutter/webview_flutter/lib/webview_flutter.dart
+++ b/packages/webview_flutter/webview_flutter/lib/webview_flutter.dart
@@ -20,6 +20,7 @@ export 'package:webview_flutter_platform_interface/webview_flutter_platform_inte
         ProgressCallback,
         WebResourceError,
         WebResourceErrorCallback,
+        WebResourceErrorType,
         WebViewCookie,
         WebViewPlatform;
 
diff --git a/packages/webview_flutter/webview_flutter/pubspec.yaml b/packages/webview_flutter/webview_flutter/pubspec.yaml
index 58c0411ad7dd..ace6207d6236 100644
--- a/packages/webview_flutter/webview_flutter/pubspec.yaml
+++ b/packages/webview_flutter/webview_flutter/pubspec.yaml
@@ -2,7 +2,7 @@ name: webview_flutter
 description: A Flutter plugin that provides a WebView widget on Android and iOS.
 repository: https://github.com/flutter/plugins/tree/main/packages/webview_flutter/webview_flutter
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+webview%22
-version: 4.0.0
+version: 4.0.1
 
 environment:
   sdk: ">=2.17.0 <3.0.0"
diff --git a/packages/webview_flutter/webview_flutter/test/webview_flutter_test.dart b/packages/webview_flutter/webview_flutter/test/webview_flutter_test.dart
index d13b51c57955..68b60ec82896 100644
--- a/packages/webview_flutter/webview_flutter/test/webview_flutter_test.dart
+++ b/packages/webview_flutter/webview_flutter/test/webview_flutter_test.dart
@@ -39,6 +39,8 @@ void main() {
       main_file.WebResourceErrorCallback;
       // ignore: unnecessary_statements
       main_file.WebViewCookie;
+      // ignore: unnecessary_statements
+      main_file.WebResourceErrorType;
     });
   });
 }