diff --git a/webview_flutter/step_12/pubspec.yaml b/webview_flutter/step_12/pubspec.yaml
index 223b044..7b3bee6 100644
--- a/webview_flutter/step_12/pubspec.yaml
+++ b/webview_flutter/step_12/pubspec.yaml
@@ -36,7 +36,7 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
-  webview_flutter: ^3.0.4
+  webview_flutter: ^4.0.5
   path_provider: ^2.0.11
 
 dev_dependencies: