diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ed5dca..370a523 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## [0.3.0] - 04/05/21
+
+- nnbd migration
+
 ## [0.2.1] - 02/19/21
 
 - feat: add `padding` api to `InfiniteList`
diff --git a/README.md b/README.md
index 6f242bf..b83ec16 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ import 'package:very_good_infinite_list/very_good_infinite_list.dart';
 
 void main() => runApp(MyApp());
 
-Future<List<String>> _itemLoader(int limit, {int start = 0}) {
+Future<List<String>?> _itemLoader(int limit, {int start = 0}) {
   return Future.delayed(
     const Duration(seconds: 1),
     () => List.generate(limit, (index) => 'Item ${start + index}'),