diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ac46028e0..1d31d7b27f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,6 +44,7 @@
 - chore: new analysis options rules
 - Ref: rename the `throwable` argument name to `exception` in `captureEvents(...)`
 - Ref : remove dsn from Transport public Api
+- update the Dart sdk constraint
 
 # `package:sentry` changelog
 
diff --git a/dart/pubspec.yaml b/dart/pubspec.yaml
index 7c9f4d8624..b1bb5988e6 100644
--- a/dart/pubspec.yaml
+++ b/dart/pubspec.yaml
@@ -6,7 +6,7 @@ description: >
 homepage: https://github.com/getsentry/sentry-dart
 
 environment:
-  sdk: ^2.0.0
+  sdk: ">=2.0.0 <3.0.0"
 
 dependencies:
   http: ^0.12.0
diff --git a/flutter/pubspec.yaml b/flutter/pubspec.yaml
index 6d6d7a2c8b..2731c9a194 100644
--- a/flutter/pubspec.yaml
+++ b/flutter/pubspec.yaml
@@ -5,7 +5,7 @@ homepage: https://docs.sentry.io/platforms/flutter/
 repository: https://github.com/getsentry/sentry-dart
 
 environment:
-  sdk: ^2.7.0
+  sdk: ">=2.0.0 <3.0.0"
   flutter: ^1.17.0
 
 dependencies:
@@ -13,7 +13,7 @@ dependencies:
     sdk: flutter
   flutter_web_plugins:
     sdk: flutter
-  sentry:
+  sentry: #^4.0.0 uncomment before publishing
     path: ../dart
 
 dev_dependencies: