diff --git a/pkgs/development/python-modules/git-annex-adapter/default.nix b/pkgs/development/python-modules/git-annex-adapter/default.nix
index 1279be5e9d3f..10e6ce7ef0e7 100644
--- a/pkgs/development/python-modules/git-annex-adapter/default.nix
+++ b/pkgs/development/python-modules/git-annex-adapter/default.nix
@@ -1,20 +1,31 @@
-{ lib, buildPythonPackage, isPy3k, fetchFromGitHub, fetchpatch, substituteAll
-, python, util-linux, pygit2, gitMinimal, git-annex, cacert
+{ lib
+, buildPythonPackage
+, cacert
+, fetchFromGitHub
+, fetchpatch
+, git-annex
+, gitMinimal
+, pygit2
+, pytestCheckHook
+, python
+, pythonOlder
+, setuptools
+, substituteAll
+, util-linux
 }:
 
 buildPythonPackage rec {
   pname = "git-annex-adapter";
   version = "0.2.2";
-  format = "setuptools";
+  pyproject = true;
 
-  disabled = !isPy3k;
+  disabled = pythonOlder "3.7";
 
-  # No tests in PyPI tarball
   src = fetchFromGitHub {
     owner = "alpernebbi";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "0666vqspgnvmfs6j3kifwyxr6zmxjs0wlwis7br4zcq0gk32zgdx";
+    repo = "git-annex-adapter";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-vb0vxnwAs0/yOjpyyoGWvX6Tu+cuziGNdnXbdzXexhg=";
   };
 
   patches = [
@@ -37,17 +48,24 @@ buildPythonPackage rec {
     })
   ];
 
+  nativeBuildInputs = [
+    setuptools
+  ];
+
+  propagatedBuildInputs = [
+    pygit2
+    cacert
+  ];
+
   nativeCheckInputs = [
     gitMinimal
     util-linux # `rev` is needed in tests/test_process.py
+    pytestCheckHook
   ];
 
-  propagatedBuildInputs = [ pygit2 cacert ];
-
-  checkPhase = ''
-    ${python.interpreter} -m unittest
-  '';
-  pythonImportsCheck = [ "git_annex_adapter" ];
+  pythonImportsCheck = [
+    "git_annex_adapter"
+  ];
 
   meta = with lib; {
     homepage = "https://github.com/alpernebbi/git-annex-adapter";