diff --git a/pkgs/development/python-modules/pywinrm/default.nix b/pkgs/development/python-modules/pywinrm/default.nix
index 8830ee67e2d8..0867cfe36f89 100644
--- a/pkgs/development/python-modules/pywinrm/default.nix
+++ b/pkgs/development/python-modules/pywinrm/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , pythonOlder
-, kerberos
 , mock
 , pytestCheckHook
 , requests
@@ -27,7 +26,6 @@ buildPythonPackage rec {
     requests
     requests_ntlm
     six
-    kerberos
     xmltodict
   ];