anchor.diff:  
     self = stdenv.mkDerivation rec {
       pname = "fwupd";
  -    version = "1.4.5";
  +    version = "1.4.6";
   
       # libfwupd goes to lib
       # daemon, plug-ins and libfwupdplugin go to out
  
positive.code: , gtk-doc
  , pkg-config
  , gobject-introspection
  , intltool
  , libgudev
  , polkit
  , libxmlb
  
negative.code: 
      src = fetchurl {
        url = "https://people.freedesktop.org/~hughsient/releases/fwupd-${version}.tar.xz";
        sha256 = "AKG5stioIveQc7ooYb/2UoOaBzbPUFzYk8tZK0rzvK0=";
      };
  
      patches = [
  