diff --git a/pkgs/development/python-modules/cantools/default.nix b/pkgs/development/python-modules/cantools/default.nix
index 67f583d50ec9..73da6bd0fbe2 100644
--- a/pkgs/development/python-modules/cantools/default.nix
+++ b/pkgs/development/python-modules/cantools/default.nix
@@ -11,7 +11,6 @@
   parameterized,
   pytest-freezegun,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
   setuptools-scm,
   textparser,
@@ -22,19 +21,17 @@ buildPythonPackage rec {
   version = "41.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.9";
-
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-gdfvoy1moUmTSyG2kaQPtA254LdPoCwk9PJX9YfRaa4=";
   };
 
-  nativeBuildInputs = [
+  build-system = [
     setuptools
     setuptools-scm
   ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     argparse-addons
     bitstruct
     python-can