diff --git a/pkgs/development/python-modules/captcha/default.nix b/pkgs/development/python-modules/captcha/default.nix
index d040c2e7bf76..807272da5b1c 100644
--- a/pkgs/development/python-modules/captcha/default.nix
+++ b/pkgs/development/python-modules/captcha/default.nix
@@ -1,32 +1,31 @@
 { lib
 , fetchFromGitHub
+, pythonOlder
 , buildPythonPackage
-, nose
 , pillow
-, wheezy-captcha
+, pytestCheckHook
 }:
 
 buildPythonPackage rec {
   pname = "captcha";
-  version = "0.4";
+  version = "0.5.0";
+
+  disabled = pythonOlder "3.8";
+
   format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "lepture";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-uxUjoACN65Cx5LMKpT+bZhKpf2JRSaEyysnYUgZntp8=";
+    hash = "sha256-TPPuf0BRZPSHPSF0HuGxhjhoSyZQ7r86kSjkrztgZ5w=";
   };
 
   propagatedBuildInputs = [ pillow ];
 
   pythonImportsCheck = [ "captcha" ];
 
-  nativeCheckInputs = [ nose wheezy-captcha ];
-
-  checkPhase = ''
-    nosetests -s
-  '';
+  nativeCheckInputs = [ pytestCheckHook ];
 
   meta = with lib; {
     description = "A captcha library that generates audio and image CAPTCHAs";