diff --git a/third_party/packages/cupertino_icons/pubspec.yaml b/third_party/packages/cupertino_icons/pubspec.yaml
index a66ba87..21559cb 100644
--- a/third_party/packages/cupertino_icons/pubspec.yaml
+++ b/third_party/packages/cupertino_icons/pubspec.yaml
@@ -6,7 +6,7 @@
 version: 1.0.5
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
+  sdk: ">=2.12.0 <4.0.0"
 
 flutter:
   fonts: