anchor.diff:    system-x86_64 = lib.elem stdenv.system lib.platforms.x86_64;
   in stdenv.mkDerivation rec {
     name = "telegram-desktop-${version}";
  -  version = "0.9.33";
  +  version = "0.9.44";
     qtVersion = lib.replaceStrings ["."] ["_"] qtbase.version;
   
     src = fetchFromGitHub {
       owner = "telegramdesktop";
       repo = "tdesktop";
       rev = "v${version}";
  -    sha256 = "020vwm7h22951v9zh457d82qy5ifp746vwishkvb16h1vwr1qx4s";
  +    sha256 = "0ydd5yhy2nq4n6x59ajb6c4d0blyj6gm7hkx4hfrx2a88iksc5rm";
     };
   
     tgaur = fetchgit {
       url = "https://aur.archlinux.org/telegram-desktop.git";
  -    rev = "df47a864282959b103a08b65844e9088e012fdb3";
  -    sha256 = "1v1dbi8yiaf2hgghniykm5qbnda456xj3zfjnbqysn41f5cn40h4";
  +    rev = "f8907d1ccaf8345c06232238342921213270e3d8";
  +    sha256 = "1fsp098ykpf5gynn3lq3qcj3a47bkjfr0l96pymmmfd4a2s1690v";
     };
   
     buildInputs = [
  
positive.code:       -e 's,-flto ,,g'
      echo "Q_IMPORT_PLUGIN(QXcbIntegrationPlugin)" >> Telegram/SourceFiles/stdafx.cpp
  
      ( mkdir -p ../Libraries
        cd ../Libraries
        for i in $qtSrcs; do
  
negative.code:       installPhase
      )
  
      ( mkdir -p Linux/ReleaseIntermediate
        cd Linux/ReleaseIntermediate
        qmake $qmakeFlags ../../Telegram/Telegram.pro
  