diff --git a/pkgs/applications/networking/instant-messengers/qtox/default.nix b/pkgs/applications/networking/instant-messengers/qtox/default.nix
index cba5bdeec7e..5c8a03eb8ef 100644
--- a/pkgs/applications/networking/instant-messengers/qtox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/qtox/default.nix
@@ -1,21 +1,21 @@
 { stdenv, fetchgit, pkgconfig, libtoxcore-dev, qt5, openal, opencv,
   libsodium, libXScrnSaver, glib, gdk_pixbuf, gtk2, cairo,
-  pango, atk, qrencode, ffmpeg, filter-audio }:
+  pango, atk, qrencode, ffmpeg, filter-audio, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  name = "qtox-dev-20150624";
+  name = "qtox-dev-20150821";
 
   src = fetchgit {
       url = "https://github.com/tux3/qTox.git";
-      rev = "9f386135a2cf428d2802b158c70be4beee5abf86";
-      sha256 = "1m2y50q5yim1q75k48cy5daq5qm77cvb3kcla7lpqv54xnfdwxk8";
+      rev = "2f6b5e052f2a625d506e83f880c5d68b49118f95";
+      md5 = "b2f9cf283136b6e558876ca2e6d128a3";
   };
 
   buildInputs =
     [
       libtoxcore-dev openal opencv libsodium filter-audio
       qt5.base qt5.tools libXScrnSaver glib gtk2 cairo
-      pango atk qrencode ffmpeg qt5.translations
+      pango atk qrencode ffmpeg qt5.translations makeWrapper
     ];
 
   nativeBuildInputs = [ pkgconfig ];
@@ -37,8 +37,12 @@ stdenv.mkDerivation rec {
   installPhase = ''
     mkdir -p $out/bin
     cp qtox $out/bin
+    wrapProgram $out/bin/qtox \
+      --prefix QT_PLUGIN_PATH : ${qt5.svg}/lib/qt5/plugins
   '';
 
+  enableParallelBuilding = true;
+
   meta = with stdenv.lib; {
     description = "QT Tox client";
     license = licenses.gpl3;
@@ -46,4 +50,3 @@ stdenv.mkDerivation rec {
     platforms = platforms.all;
   };
 }
-