anchor.diff:  
   stdenv.mkDerivation rec {
     name = "bitwig-studio-${version}";
  -  version = "1.3.12";
  +  version = "2.0";
   
     src = fetchurl {
       url = "https://downloads.bitwig.com/stable/${version}/bitwig-studio-${version}.deb";
  -    sha256 = "01z6yia4a6lfsf3rqq379l7xzqfbpz27mf1mr8sx9z1a8rzzyhld";
  +    sha256 = "1m7wdr0f9xi9s7q8vd66hy7fj1k0j3y5ln2yqbjwr76r9g6gkzas";
     };
   
     nativeBuildInputs = [ dpkg makeWrapper ];
  
positive.code: { stdenv, fetchurl, alsaLib, bzip2, cairo, dpkg, freetype, gdk_pixbuf
  , glib, gtk2, harfbuzz, jdk, lib, libX11, libXau, libXcursor, libXdmcp
  , libXext, libXfixes, libXrender, libbsd, libjack2, libpng, libxcb
  , libxkbcommon, libxkbfile, makeWrapper, pixman, xcbutil, xcbutilwm
  
negative.code:   ];
  
    binPath = lib.makeBinPath [
      ffmpeg xdg_utils zenity
    ];
  
    installPhase = ''
  