diff --git a/pkgs/development/libraries/gstreamer/legacy/gst-python/default.nix b/pkgs/development/libraries/gstreamer/legacy/gst-python/default.nix
index b8a18d70af9..2d588e5d231 100644
--- a/pkgs/development/libraries/gstreamer/legacy/gst-python/default.nix
+++ b/pkgs/development/libraries/gstreamer/legacy/gst-python/default.nix
@@ -1,8 +1,9 @@
-{ fetchurl, stdenv, pkgconfig, python, gstreamer
-, gst_plugins_base, pygobject2
+{ fetchurl, stdenv, pkgconfig, pythonPackages, gstreamer, gst_plugins_base
 }:
 
-stdenv.mkDerivation rec {
+let
+  inherit (pythonPackages) python pygobject2;
+in stdenv.mkDerivation rec {
   name = "gst-python-0.10.22";
 
   src = fetchurl {