diff --git a/pkgs/development/python-modules/configupdater/default.nix b/pkgs/development/python-modules/configupdater/default.nix
index 959b0784624e..78684ec66246 100644
--- a/pkgs/development/python-modules/configupdater/default.nix
+++ b/pkgs/development/python-modules/configupdater/default.nix
@@ -2,23 +2,29 @@
   lib,
   buildPythonPackage,
   fetchPypi,
+  setuptools,
   pytestCheckHook,
   pytest-cov-stub,
   setuptools-scm,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "configupdater";
   version = "3.2";
-  format = "setuptools";
+  pyproject = true;
+
+  __structuredAttrs = true;
 
   src = fetchPypi {
-    inherit version;
+    inherit (finalAttrs) version;
     pname = "ConfigUpdater";
     hash = "sha256-n9rFODHBsGKSm/OYtkm4fKMOfxpzXz+/SCBygEEGMGs=";
   };
 
-  nativeBuildInputs = [ setuptools-scm ];
+  build-system = [
+    setuptools
+    setuptools-scm
+  ];
 
   pythonImportsCheck = [ "configupdater" ];
 
@@ -36,4 +42,4 @@ buildPythonPackage rec {
     ];
     maintainers = with lib.maintainers; [ ris ];
   };
-}
+})