diff --git a/CHANGELOG.md b/CHANGELOG.md
index f6275f7..9486c08 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## [0.2.0]
+
+- Migrate package to null safety
+
 ## [0.1.0]
 
 - `isOnIOS()` function added
diff --git a/pubspec.yaml b/pubspec.yaml
index a3948c2..015b215 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -6,7 +6,7 @@ repository: https://github.com/PauloniaAQP/paulonia_utils
 
 environment:
   sdk: ">=2.12.0 <3.0.0"
-  flutter: ">=1.17.0 <2.0.0"
+  flutter: ">=1.17.0"
 
 dependencies:
   flutter: