diff --git a/pkgs/development/python-modules/pystemd/default.nix b/pkgs/development/python-modules/pystemd/default.nix
index a9a281d8433..47d6ea7e26b 100644
--- a/pkgs/development/python-modules/pystemd/default.nix
+++ b/pkgs/development/python-modules/pystemd/default.nix
@@ -1,23 +1,24 @@
-{ stdenv, buildPythonPackage, fetchPypi, mock, pytest, six, systemd }:
+{ stdenv, python, systemd }:
 
-buildPythonPackage rec {
+python.pkgs.buildPythonPackage rec {
   pname = "pystemd";
   version = "0.6.0";
-  src = fetchPypi {
+  src = python.pkgs.fetchPypi {
     inherit pname version;
     sha256 = "054a3ni71paqa1xa786840z3kjixcgyqdbscyq8nfxp3hwn0gz5i";
   };
 
-  buildInputs = [ systemd ];
-  propagatedBuildInputs = [ six ];
+  disabled = !python.pkgs.isPy3k;
 
-  checkInputs = [ pytest mock ];
+  buildInputs = [ systemd ];
+
+  checkInputs = with python.pkgs; [ pytest mock ];
   checkPhase = "pytest tests";
 
   meta = with stdenv.lib; {
     description = "A thin Cython-based wrapper on top of libsystemd, focused on exposing the dbus API via sd-bus in an automated and easy to consume way.";
     homepage = https://github.com/facebookincubator/pystemd/;
-    license = licenses.bsd0;
+    license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ flokli ];
   };
 }