diff --git a/pkgs/development/python-modules/datadiff/default.nix b/pkgs/development/python-modules/datadiff/default.nix
index 9fe82d8d38ad..9204d31b8cce 100644
--- a/pkgs/development/python-modules/datadiff/default.nix
+++ b/pkgs/development/python-modules/datadiff/default.nix
@@ -2,18 +2,21 @@
   lib,
   buildPythonPackage,
   fetchPypi,
+  setuptools,
 }:
 
 buildPythonPackage rec {
   pname = "datadiff";
   version = "2.2.0";
-  format = "setuptools";
+  pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-fOcN/uqMM/HYjbRrDv/ukFzDa023Ofa7BwqC3omB0ws=";
   };
 
+  build-system = [ setuptools ];
+
   # Tests are not part of the PyPI releases
   doCheck = false;