diff --git a/pkgs/os-specific/linux/systemd/default.nix b/pkgs/os-specific/linux/systemd/default.nix
index 54c04a8b3f28..2e742b4d82d4 100644
--- a/pkgs/os-specific/linux/systemd/default.nix
+++ b/pkgs/os-specific/linux/systemd/default.nix
@@ -3,14 +3,11 @@
 , glib, kbd, libxslt, coreutils, libgcrypt
 , kexectools, libmicrohttpd, linuxHeaders, libseccomp
 , autoreconfHook, gettext, docbook_xsl, docbook_xml_dtd_42, docbook_xml_dtd_45
-, pythonPackages ? null, pythonSupport ? false
 , enableKDbus ? false
 }:
 
 assert stdenv.isLinux;
 
-assert pythonSupport -> pythonPackages != null;
-
 stdenv.mkDerivation rec {
   version = "228";
   name = "systemd-${version}";
@@ -32,7 +29,7 @@ stdenv.mkDerivation rec {
          by generating an autoconf'd tarball, but that's probably not
          worth it. */
       autoreconfHook gettext docbook_xsl docbook_xml_dtd_42 docbook_xml_dtd_45
-    ] ++ stdenv.lib.optionals pythonSupport [pythonPackages.python pythonPackages.lxml];
+    ];
 
   configureFlags =
     [ "--localstatedir=/var"