diff --git a/pkgs/development/python-modules/mohawk/default.nix b/pkgs/development/python-modules/mohawk/default.nix
index 4fab29c45967..5054fcae7b79 100644
--- a/pkgs/development/python-modules/mohawk/default.nix
+++ b/pkgs/development/python-modules/mohawk/default.nix
@@ -2,33 +2,38 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  mock,
-  nose,
-  pytest,
+  fetchpatch2,
+  pytestCheckHook,
   six,
+  setuptools,
 }:
 
 buildPythonPackage rec {
   pname = "mohawk";
   version = "1.1.0";
-  format = "setuptools";
+  pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "08wppsv65yd0gdxy5zwq37yp6jmxakfz4a2yx5wwq2d222my786j";
+    hash = "sha256-0qDjqxCiCcx56V4o8t1UvUpz/RmY/+J7e6D5Yra+lyM=";
   };
 
-  propagatedBuildInputs = [ six ];
-
-  nativeCheckInputs = [
-    mock
-    nose
-    pytest
+  patches = [
+    (fetchpatch2 {
+      # https://github.com/kumar303/mohawk/pull/59
+      name = "nose-to-pytest.patch";
+      url = "https://github.com/kumar303/mohawk/compare/b7899166880e890f01cf2531b5686094ba08df8f...66157c7efbf6b0d18c30a9ffe5dfd84bef27bd3a.patch";
+      hash = "sha256-w3sP5XeBqOwoPGsWzYET4djYwuKPaS4OOlC3HBPD0NI=";
+    })
   ];
 
-  checkPhase = ''
-    pytest mohawk/tests.py
-  '';
+  build-system = [ setuptools ];
+
+  dependencies = [ six ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  pytestFlagsArray = [ "mohawk/tests.py" ];
 
   meta = {
     description = "Python library for Hawk HTTP authorization";