diff --git a/pubspec.yaml b/pubspec.yaml
index 5d1c500..7a9432e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,8 +2,10 @@ name: carousel
 description: card carousel
 version: 0.3.1
 
+publish_to: https://forgejo.internal.iconica.nl/api/packages/internal/pub
+
 environment:
-  sdk: ">=2.17.6 <3.0.0"
+  sdk: ">=3.0.0 <4.0.0"
   flutter: ">=1.17.0"
 
 dependencies: