diff --git a/pkgs/development/python-modules/zeep/default.nix b/pkgs/development/python-modules/zeep/default.nix
index 83ee3f37f7e4..033975ed5dbc 100644
--- a/pkgs/development/python-modules/zeep/default.nix
+++ b/pkgs/development/python-modules/zeep/default.nix
@@ -28,25 +28,17 @@
 
 buildPythonPackage rec {
   pname = "zeep";
-  version = "4.1.0";
+  version = "4.2.1";
 
   disabled = pythonOlder "3.6";
 
   src = fetchFromGitHub {
     owner = "mvantellingen";
     repo = "python-zeep";
-    rev = version;
-    sha256 = "sha256-fJLr2LJpbNQTl183R56G7sJILfm04R39qpJxLogQLoo=";
+    rev = "refs/tags/${version}";
+    sha256 = "sha256-8f6kS231gbaZ8qyE8BKMcbnZsm8o2+iBoTlQrs5X+jY=";
   };
 
-  patches = [
-    (fetchpatch {
-      # fixes pytest_httpx test case; https://github.com/mvantellingen/python-zeep/pull/1293
-      url = "https://github.com/mvantellingen/python-zeep/commit/2907848185adcb4e6d8c093db6c617c64cb8c8bf.patch";
-      hash = "sha256-hpksgMfrBLvYtI1QIs1aHBtFq7C1PWpnAj8BW5ak1/4=";
-    })
-  ];
-
   propagatedBuildInputs = [
     attrs
     cached-property