anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "xdg-desktop-portal";
  -  version = "1.10.1";
  +  version = "1.12.1";
   
     outputs = [ "out" "installedTests" ];
   
  
positive.code:     (substituteAll {
        src = ./fix-paths.patch;
        inherit flatpak;
      })
      # Fixes the issue in https://github.com/flatpak/xdg-desktop-portal/issues/636
      # Remove it when the next stable release arrives
      (fetchpatch {
        url = "https://github.com/flatpak/xdg-desktop-portal/commit/d7622e15ff8fef114a6759dde564826d04215a9f.patch";
        sha256 = "sha256-vmfxK4ddG6Xon//rpiz6OiBsDLtT0VG5XyBJG3E4PPs=";
      })
    ];
  
  
negative.code:     owner = "flatpak";
      repo = pname;
      rev = version;
      sha256 = "1fc3LXN6wp/zQw4HQ0Q99HUvBhynHrQi2p3s/08izuE=";
    };
  
    patches = [
  