diff --git a/pkgs/tools/X11/xpra/default.nix b/pkgs/tools/X11/xpra/default.nix
index b8995430f92..d7d1533b3be 100644
--- a/pkgs/tools/X11/xpra/default.nix
+++ b/pkgs/tools/X11/xpra/default.nix
@@ -1,18 +1,18 @@
 { stdenv, fetchurl, buildPythonPackage
 , python, cython, pkgconfig
 , xorg, gtk, glib, pango, cairo, gdk_pixbuf, pygtk, atk, pygobject, pycairo
-, ffmpeg_1, x264, libvpx, pil, libwebp }:
+, ffmpeg, x264, libvpx, pil, libwebp }:
 
 buildPythonPackage rec {
   name = "xpra-0.9.5";
-  
+
   src = fetchurl {
     url = "http://xpra.org/src/${name}.tar.bz2";
     sha256 = "1qr9gxmfnkays9hrw2qki1jdkyxhbbkjx71gy23x423cfsxsjmiw";
   };
 
-  buildInputs = [ 
-    python cython pkgconfig 
+  buildInputs = [
+    python cython pkgconfig
 
     xorg.libX11 xorg.renderproto xorg.libXrender xorg.libXi xorg.inputproto xorg.kbproto
     xorg.randrproto xorg.damageproto xorg.compositeproto xorg.xextproto xorg.recordproto
@@ -21,10 +21,10 @@ buildPythonPackage rec {
 
     pango cairo gdk_pixbuf atk gtk glib
 
-    ffmpeg_1 libvpx x264 libwebp
+    ffmpeg libvpx x264 libwebp
   ];
 
-  propagatedBuildInputs = [ 
+  propagatedBuildInputs = [
     pil pygtk pygobject
   ];
 
@@ -36,7 +36,7 @@ buildPythonPackage rec {
     NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE $(pkg-config --cflags gtk+-2.0) $(pkg-config --cflags pygtk-2.0) $(pkg-config --cflags xtst)"
     python ./setup.py build --enable-Xdummy
   '';
-  
+
   meta = {
     homepage = http://xpra.org/;
     description = "Persistent remote applications for X";