diff --git a/pkgs/development/python-modules/dbus-client-gen/default.nix b/pkgs/development/python-modules/dbus-client-gen/default.nix
index 5991d695e8e6..7bc0ddb1e339 100644
--- a/pkgs/development/python-modules/dbus-client-gen/default.nix
+++ b/pkgs/development/python-modules/dbus-client-gen/default.nix
@@ -2,22 +2,29 @@
   lib,
   buildPythonPackage,
   fetchPypi,
+  setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "dbus-client-gen";
   version = "0.5.1";
-  format = "setuptools";
+  pyproject = true;
+
+  __structuredAttrs = true;
 
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-vRXo72aWoreH/VwzdEAOgoGSRzRf7vy8Z/IA+lnLoWw=";
   };
 
+  build-system = [ setuptools ];
+
+  pythonImportsCheck = [ "dbus_client_gen" ];
+
   meta = {
     description = "Python Library for Generating D-Bus Client Code";
     homepage = "https://github.com/stratis-storage/dbus-client-gen";
     license = lib.licenses.mpl20;
     maintainers = with lib.maintainers; [ nickcao ];
   };
-}
+})