diff --git a/pkgs/applications/window-managers/openbox/default.nix b/pkgs/applications/window-managers/openbox/default.nix
index ba0c812ef6a6..7b60d573d1e5 100644
--- a/pkgs/applications/window-managers/openbox/default.nix
+++ b/pkgs/applications/window-managers/openbox/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, pkgconfig
-, libxml2, libXinerama, libXcursor, libXau, libXrandr
+{ stdenv, fetchurl, pkgconfig, python2
+, libxml2, libXinerama, libXcursor, libXau, libXrandr, libICE, libSM
 , imlib2, pango, libstartup_notification, makeWrapper }:
 
 stdenv.mkDerivation rec {
@@ -8,8 +8,13 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     pkgconfig libxml2
-    libXinerama libXcursor libXau libXrandr
+    libXinerama libXcursor libXau libXrandr libICE libSM
     libstartup_notification makeWrapper
+    python2.pkgs.wrapPython
+  ];
+
+  pythonPath = with python2.pkgs; [
+    pyxdg
   ];
 
   propagatedBuildInputs = [
@@ -35,7 +40,8 @@ stdenv.mkDerivation rec {
     wrapProgram "$out/bin/openbox-session" --prefix XDG_DATA_DIRS : "$out/share"
     wrapProgram "$out/bin/openbox-gnome-session" --prefix XDG_DATA_DIRS : "$out/share"
     wrapProgram "$out/bin/openbox-kde-session" --prefix XDG_DATA_DIRS : "$out/share"
-    '';
+    wrapPythonPrograms
+  '';
 
   meta = {
     description = "X window manager for non-desktop embedded systems";