anchor.diff:  
   in mkDerivationWith python3Packages.buildPythonApplication rec {
     pname = "qutebrowser";
  -  version = "2.2.0";
  +  version = "2.2.1";
   
     # the release tarballs are different from the git checkout!
     src = fetchurl {
       url = "https://github.com/qutebrowser/qutebrowser/releases/download/v${version}/${pname}-${version}.tar.gz";
  -    sha256 = "sha256:0anxhrkxqb35mxr7jr820xcfw0v514s92wffsiqap2a2sqaj0pgs";
  +    sha256 = "sha256-JHymxnNPdMsVma3TUKCS+iRCe9J7I0A6iISP5OXtJm8=";
     };
   
     # Needs tox
  
positive.code: { lib, fetchurl, fetchzip, fetchpatch, python3
  , mkDerivationWith, wrapQtAppsHook, wrapGAppsHook, qtbase, qtwebengine, glib-networking
  , asciidoc, docbook_xml_dtd_45, docbook_xsl, libxml2
  , libxslt, gst_all_1 ? null
  
negative.code: 
    patches = [
      ./fix-restart.patch
    ];
  
    dontWrapGApps = true;
  