diff --git a/lib/src/component_declaration/disposable_manager_proxy.dart b/lib/src/component_declaration/disposable_manager_proxy.dart
index c2c467d36..526456815 100644
--- a/lib/src/component_declaration/disposable_manager_proxy.dart
+++ b/lib/src/component_declaration/disposable_manager_proxy.dart
@@ -111,6 +111,6 @@ mixin DisposableManagerProxy on react.Component implements DisposableManagerV7 {
   ///
   /// The parameter may not be `null`.
   @override
-  T manageAndReturnTypedDisposable<T extends Disposable?>(T disposable) =>
-      _getDisposableProxy().manageAndReturnTypedDisposable<T>(disposable);
+  T manageAndReturnTypedDisposable<T extends Disposable>(T disposable) =>
+      _getDisposableProxy().manageAndReturnTypedDisposable(disposable);
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index a25da907d..b2c86733e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -19,7 +19,7 @@ dependencies:
   redux: ^5.0.0
   source_span: ^1.4.1
   transformer_utils: ^0.2.6
-  w_common: ^3.3.0
+  w_common: ^3.0.0
   w_flux: ^3.0.0
   platform_detect: ^2.0.0
   quiver: ^3.0.0