diff --git a/packages/google_sign_in/google_sign_in_web/lib/src/generated/gapi.dart b/packages/google_sign_in/google_sign_in_web/lib/src/generated/gapi.dart
index a7ee1cdd3314..1e2db0fe4609 100644
--- a/packages/google_sign_in/google_sign_in_web/lib/src/generated/gapi.dart
+++ b/packages/google_sign_in/google_sign_in_web/lib/src/generated/gapi.dart
@@ -19,11 +19,11 @@ import 'package:js/js.dart';
 
 // Module gapi
 typedef void LoadCallback(
-    [dynamic? args1,
-    dynamic? args2,
-    dynamic? args3,
-    dynamic? args4,
-    dynamic? args5]);
+    [dynamic args1,
+    dynamic args2,
+    dynamic args3,
+    dynamic args4,
+    dynamic args5]);
 
 @anonymous
 @JS()
diff --git a/packages/in_app_purchase/in_app_purchase/lib/src/in_app_purchase/in_app_purchase_connection.dart b/packages/in_app_purchase/in_app_purchase/lib/src/in_app_purchase/in_app_purchase_connection.dart
index a5db8e5d4206..c333478e3064 100644
--- a/packages/in_app_purchase/in_app_purchase/lib/src/in_app_purchase/in_app_purchase_connection.dart
+++ b/packages/in_app_purchase/in_app_purchase/lib/src/in_app_purchase/in_app_purchase_connection.dart
@@ -304,5 +304,5 @@ class IAPError {
   final String message;
 
   /// Error details, possibly null.
-  final dynamic? details;
+  final dynamic details;
 }