anchor.diff:      gspell
       gdk-pixbuf
       libsecret
  -    libsoup
  -    webkitgtk # for thumbnailer
  +    libsoup_3
  +    webkitgtk_4_1 # for thumbnailer
     ];
   
     postFixup = ''
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "polari";
    version = "42.1";
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
      sha256 = "r5DPCEjsvkB+sjBkBINpdP048xww1HT0bRspIYqWaz0=";
    };
  
    patches = [
  
negative.code: , gtk3
  , glib
  , libsecret
  , libsoup_3
  , webkitgtk_4_1
  , gobject-introspection
  , appstream-glib
  , gnome
  