diff --git a/pkgs/development/python-modules/pyscss/default.nix b/pkgs/development/python-modules/pyscss/default.nix
index 912b4acc14e9..624217eba534 100644
--- a/pkgs/development/python-modules/pyscss/default.nix
+++ b/pkgs/development/python-modules/pyscss/default.nix
@@ -3,9 +3,6 @@
 , fetchFromGitHub
 , pytestCheckHook
 , six
-, enum34
-, pathlib
-, pythonOlder
 }:
 
 buildPythonPackage rec {
@@ -21,8 +18,7 @@ buildPythonPackage rec {
 
   nativeCheckInputs = [ pytestCheckHook ];
 
-  propagatedBuildInputs = [ six ]
-    ++ lib.optionals (pythonOlder "3.4") [ enum34 pathlib ];
+  propagatedBuildInputs = [ six ];
 
   # Test suite is broken.
   # See https://github.com/Kronuz/pyScss/issues/415