diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 1b916ba..af15388 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -2,13 +2,13 @@ name: app_review_example
 description: Demonstrates how to use the app_review plugin.
 
 environment:
-  sdk: '>=2.12.0-259.8.beta <3.0.0'
+  sdk: '>=3.0.0 <4.0.0'
 
 dependencies:
   flutter:
     sdk: flutter
 
-  cupertino_icons: ^0.1.0
+  cupertino_icons: ^1.0.6
 
 dev_dependencies:
   flutter_test:
diff --git a/pubspec.yaml b/pubspec.yaml
index 87366ad..81888a7 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -6,12 +6,12 @@ homepage: https://github.com/rodydavis/plugins
 repository: https://github.com/fluttercommunity/app_review
 
 environment:
-  sdk: ">=2.16.0"
+  sdk: '>=3.0.0 <4.0.0'
   flutter: ^1.10.0
 
 dependencies:
-  http: ^0.13.5
-  package_info_plus: ^4.0.2
+  http: ^1.1.0
+  package_info_plus: ^5.0.0
   url_launcher: ^6.1.6
   flutter:
     sdk: flutter