diff --git a/pubspec.yaml b/pubspec.yaml
index 3007fd5..2c02357 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -5,13 +5,12 @@ homepage: https://github.com/wslaimin
 repository: https://github.com/wslaimin/http_proxy
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
-  flutter: ">=1.10.0"
+  sdk: '>=3.1.3  <4.0.0'
 
 dependencies:
   flutter:
     sdk: flutter
-  http: ^0.13.4
+  http: ^1.0.0
 
 dev_dependencies:
   flutter_test: