diff --git a/pkgs/applications/networking/instant-messengers/qtox/default.nix b/pkgs/applications/networking/instant-messengers/qtox/default.nix
index bbad5a681807..f7a56d47dbfa 100644
--- a/pkgs/applications/networking/instant-messengers/qtox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/qtox/default.nix
@@ -1,19 +1,23 @@
-{ mkDerivation, lib, fetchFromGitHub, cmake, pkgconfig,
-  libtoxcore,
-  libpthreadstubs, libXdmcp, libXScrnSaver,
-  qtbase, qtsvg, qttools, qttranslations,
-  ffmpeg, filter-audio, libexif, libsodium, libopus,
-  libvpx, openal, pcre, qrencode, sqlcipher }:
+{ stdenv, mkDerivation, lib, fetchFromGitHub, cmake, pkgconfig
+, libtoxcore
+, libpthreadstubs, libXdmcp, libXScrnSaver
+, qtbase, qtsvg, qttools, qttranslations
+, ffmpeg, filter-audio, libexif, libsodium, libopus
+, libvpx, openal, pcre, qrencode, sqlcipher
+, AVFoundation ? null }:
 
-mkDerivation rec {
+let
+  version = "1.15.0";
+  rev = "v${version}";
+
+in mkDerivation rec {
   name = "qtox-${version}";
-  version = "1.13.0";
 
   src = fetchFromGitHub {
     owner  = "qTox";
     repo   = "qTox";
-    rev    = "v${version}";
-    sha256 = "08x71p23d0sp0w11k8z3wf3k56iclmdq9x652n8ggidgyrdi9f6y";
+    sha256 = "1garwnlmg452b0bwx36rsh08s15q3zylb26l01iiwg4l9vcaldh9";
+    inherit rev;
   };
 
   buildInputs = [
@@ -22,17 +26,18 @@ mkDerivation rec {
     qtbase qtsvg qttranslations
     ffmpeg filter-audio libexif libopus libsodium
     libvpx openal pcre qrencode sqlcipher
-  ];
+  ] ++ lib.optionals stdenv.isDarwin [ AVFoundation] ;
 
   nativeBuildInputs = [ cmake pkgconfig qttools ];
 
   enableParallelBuilding = true;
 
   cmakeFlags = [
-    "-DGIT_DESCRIBE=${version}"
+    "-DGIT_DESCRIBE=${rev}"
     "-DENABLE_STATUSNOTIFIER=False"
     "-DENABLE_GTK_SYSTRAY=False"
     "-DENABLE_APPINDICATOR=False"
+    "-DTIMESTAMP=1"
   ];
 
   meta = with lib; {
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index fea7f1e34415..e9224ecbe66e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -17461,7 +17461,7 @@ with pkgs;
 
   qtbitcointrader = callPackage ../applications/misc/qtbitcointrader { };
 
-  qtox = libsForQt5.callPackage ../applications/networking/instant-messengers/qtox { ffmpeg = ffmpeg_2; };
+  qtox = libsForQt5.callPackage ../applications/networking/instant-messengers/qtox { };
 
   qtpass = libsForQt5.callPackage ../applications/misc/qtpass { };