diff --git a/pubspec.yaml b/pubspec.yaml
index 6356fe0..86cbdea 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -5,7 +5,7 @@ repository: https://github.com/GeekAbdelouahed/flutter-reaction-button.git
 version: 3.0.0+2
 
 environment:
-  sdk: ">=3.0.0 <4.0.0"
+  sdk: '>=3.0.0 <4.0.0'
 
 dependencies:
   flutter: