{ lib , stdenv , fetchFromGitHub , telegram-desktop }: telegram-desktop.overrideAttrs (old: rec { pname = "64gram"; version = "1.1.15"; src = fetchFromGitHub { owner = "TDesktop-x64"; repo = "tdesktop"; rev = "v${version}"; fetchSubmodules = true; hash = "sha256-3HLRv8RTyyfnjMF7w+euSOj6SbxlxOuczap5Nlizsvg="; }; meta = with lib; { description = "An unofficial Telegram Desktop providing Windows 64bit build and extra features"; license = licenses.gpl3Only; platforms = platforms.all; homepage = "https://github.com/TDesktop-x64/tdesktop"; changelog = "https://github.com/TDesktop-x64/tdesktop/releases/tag/v${version}"; maintainers = with maintainers; [ clot27 ]; mainProgram = "telegram-desktop"; broken = stdenv.isDarwin; }; })