diff --git a/pkgs/development/python-modules/incomfort-client/default.nix b/pkgs/development/python-modules/incomfort-client/default.nix
index d281ece24635..496c98488910 100644
--- a/pkgs/development/python-modules/incomfort-client/default.nix
+++ b/pkgs/development/python-modules/incomfort-client/default.nix
@@ -1,29 +1,43 @@
 { lib
 , aiohttp
+, aioresponses
 , buildPythonPackage
 , fetchFromGitHub
+, pytest-asyncio
+, pytestCheckHook
 , pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "incomfort-client";
-  version = "0.4.5";
+  version = "0.5.0";
+  format = "setuptools";
+
   disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "zxdavb";
     repo = pname;
-    rev = version;
-    sha256 = "0r9f15fcjwhrq6ldji1dzbb76wsvinpkmyyaj7n55rl6ibnsyrwp";
+    rev = "refs/tags/${version}";
+    hash = "sha256-kdPue3IfF85O+0dgvX+dN6S4WoQmjxdCfwfv83SnO8E=";
   };
 
   propagatedBuildInputs = [
     aiohttp
   ];
 
-  # Project has no tests
-  doCheck = false;
-  pythonImportsCheck = [ "incomfortclient" ];
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  checkInputs = [
+    aioresponses
+    pytest-asyncio
+  ];
+
+  pythonImportsCheck = [
+    "incomfortclient"
+  ];
 
   meta = with lib; {
     description = "Python module to poll Intergas boilers via a Lan2RF gateway";