diff --git a/packages/palette_generator/pubspec.yaml b/packages/palette_generator/pubspec.yaml
index d53dd8b824..79ea89110c 100644
--- a/packages/palette_generator/pubspec.yaml
+++ b/packages/palette_generator/pubspec.yaml
@@ -16,4 +16,4 @@ dev_dependencies:
 
 environment:
   sdk: ">=2.2.0 <3.0.0"
-  flutter: ">=1.15.21 <2.0.0"
+  flutter: ">=1.15.21"