diff --git a/pkgs/development/python-modules/clize/default.nix b/pkgs/development/python-modules/clize/default.nix
index 0088acdb832c..faeb54f794bb 100644
--- a/pkgs/development/python-modules/clize/default.nix
+++ b/pkgs/development/python-modules/clize/default.nix
@@ -15,18 +15,13 @@
 
 buildPythonPackage rec {
   pname = "clize";
-  version = "4.1.1";
+  version = "4.2.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "f54dedcf6fea90a3e75c30cb65e0ab1e832760121f393b8d68edd711dbaf7187";
+    sha256 = "06p47i6hri006v7xbx7myj02as1a6f34rv88wfa9rb067p13nmyz";
   };
 
-  # Remove overly restrictive version constraints
-  postPatch = ''
-    substituteInPlace setup.py --replace "attrs>=19.1.0,<20" "attrs"
-  '';
-
   checkInputs = [
     pytestCheckHook
     python-dateutil
@@ -49,5 +44,6 @@ buildPythonPackage rec {
     description = "Command-line argument parsing for Python";
     homepage = "https://github.com/epsy/clize";
     license = licenses.mit;
+    maintainers = with maintainers; [ ];
   };
 }