diff --git a/pkgs/development/libraries/gstreamer/python/default.nix b/pkgs/development/libraries/gstreamer/python/default.nix
index 842dd0df0fc7..9d6fa94cf3ae 100644
--- a/pkgs/development/libraries/gstreamer/python/default.nix
+++ b/pkgs/development/libraries/gstreamer/python/default.nix
@@ -1,9 +1,11 @@
-{ fetchurl, stdenv, pkgconfig, python
-, gst-plugins-base, pygobject3
+{ fetchurl, stdenv, pkgconfig, pythonPackages
+, gst-plugins-base
 , ncurses
 }:
 
-stdenv.mkDerivation rec {
+let
+  inherit (pythonPackages) python pygobject3;
+in stdenv.mkDerivation rec {
   name = "gst-python-1.8.2";
 
   src = fetchurl {