diff --git a/CHANGELOG.md b/CHANGELOG.md
index 582ea23d..35199d5d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# [7.0.0]
+# [7.0.0-nullsafety]
 
 ### Features ✨
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 8c4dd172..c280f333 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,12 +1,11 @@
 name: pin_code_fields
 description: A flutter package which will help you to generate pin code fields. Can be useful for OTP for example.
-version: 7.0.0
+version: 7.0.0-nullsafety
 homepage: https://github.com/adar2378
 repository: https://github.com/adar2378/pin_code_fields
 
 environment:
   sdk: ">=2.12.0-0 <3.0.0"
-  flutter: ^1.22.0
 
 dependencies:
   flutter: