diff --git a/pkgs/applications/audio/ledfx/default.nix b/pkgs/applications/audio/ledfx/default.nix
index d847090d5c2d..a5141da6e1d6 100644
--- a/pkgs/applications/audio/ledfx/default.nix
+++ b/pkgs/applications/audio/ledfx/default.nix
@@ -20,13 +20,16 @@ python3.pkgs.buildPythonPackage rec {
     "rpi-ws281x"
   ];
 
-  nativeBuildInputs = with python3.pkgs; [
+  build-system = with python3.pkgs; [
     cython
     poetry-core
+  ];
+
+  nativeBuildInputs = with python3.pkgs; [
     pythonRelaxDepsHook
   ];
 
-  propagatedBuildInputs = with python3.pkgs; [
+  dependencies = with python3.pkgs; [
     aiohttp
     aiohttp-cors
     aubio