diff --git a/pkgs/development/python-modules/clize/default.nix b/pkgs/development/python-modules/clize/default.nix
index 003b78bbe229..c4e87fffe4da 100644
--- a/pkgs/development/python-modules/clize/default.nix
+++ b/pkgs/development/python-modules/clize/default.nix
@@ -1,24 +1,15 @@
 { lib
-, buildPythonPackage
-, fetchPypi
-
-# build
-, setuptools
-
-# propagtes
-, sigtools
-, six
 , attrs
-, od
+, buildPythonPackage
 , docutils
-
-# extras: datetime
-, python-dateutil
-
-# tests
+, fetchPypi
+, od
 , pygments
-, unittest2
 , pytestCheckHook
+, python-dateutil
+, setuptools
+, sigtools
+, unittest2
 }:
 
 buildPythonPackage rec {
@@ -26,17 +17,13 @@ buildPythonPackage rec {
   version = "5.0.0";
   format = "pyproject";
 
+  disabled = pythonOlder "3.7";
+
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/cFpEvAN/Movd38xaE53Y+D9EYg/SFyHeqtlVUo1D0I=";
+    hash = "sha256-/cFpEvAN/Movd38xaE53Y+D9EYg/SFyHeqtlVUo1D0I=";
   };
 
-  postPatch = ''
-    substituteInPlace setup.py \
-      --replace "docutils ~= 0.17.0" "docutils" \
-      --replace "attrs>=19.1.0,<22" "attrs>=19.1.0"
-  '';
-
   nativeBuildInputs = [
     setuptools
   ];
@@ -46,7 +33,6 @@ buildPythonPackage rec {
     docutils
     od
     sigtools
-    six
   ];
 
   passthru.optional-dependencies = {
@@ -65,7 +51,9 @@ buildPythonPackage rec {
     unittest2
   ];
 
-  pythonImportsCheck = [ "clize" ];
+  pythonImportsCheck = [
+    "clize"
+  ];
 
   meta = with lib; {
     description = "Command-line argument parsing for Python";