diff --git a/pkgs/development/python-modules/atomiclong/default.nix b/pkgs/development/python-modules/atomiclong/default.nix
index 1af61849585b..783cb9386c35 100644
--- a/pkgs/development/python-modules/atomiclong/default.nix
+++ b/pkgs/development/python-modules/atomiclong/default.nix
@@ -1,17 +1,39 @@
-{ lib, buildPythonPackage, fetchPypi, pytest, cffi }:
+{ lib
+, buildPythonPackage
+, cffi
+, fetchPypi
+, pytestCheckHook
+, pythonOlder
+, setuptools
+}:
 
 buildPythonPackage rec {
   pname = "atomiclong";
   version = "0.1.1";
-  format = "setuptools";
+  pyproject = true;
+
+  disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1gjbc9lvpkgg8vj7dspif1gz9aq4flkhxia16qj6yvb7rp27h4yb";
+    hash = "sha256-yxN4xM1nbW8kNkHFDid1BKv0X3Dx6nbkRu/Nu2liS74=";
   };
 
-  buildInputs = [ pytest ];
-  propagatedBuildInputs = [ cffi ];
+  build-system = [
+    setuptools
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  dependencies = [
+    cffi
+  ];
+
+  pythonImportsCheck = [
+    "atomiclong"
+  ];
 
   meta = with lib; {
     description = "Long data type with atomic operations using CFFI";