diff --git a/pkgs/development/python-modules/rtfde/default.nix b/pkgs/development/python-modules/rtfde/default.nix
index c986d7b0c5e3..097d3e5a9736 100644
--- a/pkgs/development/python-modules/rtfde/default.nix
+++ b/pkgs/development/python-modules/rtfde/default.nix
@@ -23,11 +23,11 @@ buildPythonPackage rec {
     hash = "sha256-ai9JQ3gphY/IievBNdHiblIpc0IPS9wp7CVvBIRzG/4=";
   };
 
-  nativeBuildInputs = [
+  build-system = [
     setuptools
   ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     lark
     oletools
   ];