anchor.diff:      sha256 = "1n2jz9i8a42zwxx5h8j2gdy6q1vyydh4vl00r0al7w8jzdh24p44";
     };
   
  +  patches = [
  +    # Fix use after free
  +    # https://gitlab.gnome.org/GNOME/gnome-online-miners/merge_requests/4
  +    (fetchpatch {
  +      url = "https://gitlab.gnome.org/GNOME/gnome-online-miners/commit/9eb57c6a8cd1a925c508646edae936eee0a8e46b.patch";
  +      sha256 = "O1GRnzs33I0mFzrNDFkTGiBKstq5krYg7fwj60367TA=";
  +    })
  +
  +    # Port to Tracker 3
  +    # https://gitlab.gnome.org/GNOME/gnome-online-miners/merge_requests/3
  +    (fetchpatch {
  +      url = "https://gitlab.gnome.org/GNOME/gnome-online-miners/commit/2d3798252807cad9eb061ed2b37e35170c1a1daf.patch";
  +      sha256 = "hwrkxroMpTfOwJAPkYQFdDCroZ2qSsvOgDetrJDig20=";
  +    })
  +    (fetchpatch {
  +      url = "https://gitlab.gnome.org/GNOME/gnome-online-miners/commit/1548c0c527f0e4389047448d7d3b6cff55278c8e.patch";
  +      sha256 = "U9w81c9Kze7kv5KHeGqvDeSNHzSayVrUG0XYsYMa1sg=";
  +    })
  +    (fetchpatch {
  +      url = "https://gitlab.gnome.org/GNOME/gnome-online-miners/commit/941ebd8890c9ac4f75a1f58ccbea9731f46ad912.patch";
  +      sha256 = "JHtDlZ54/BlSiUA3ROHfCTtTKSin3g6JNm8NS6pYML8=";
  +    })
  +    (fetchpatch {
  +      url = "https://gitlab.gnome.org/GNOME/gnome-online-miners/commit/d1681a64bc3f65894af2549e3ba2bffbaf6f539a.patch";
  +      sha256 = "9ZEatz5I81UAnjS1qCGWYDQQOxg/qp9Tg3xG/a+3goc=";
  +    })
  +    (fetchpatch {
  +      url = "https://gitlab.gnome.org/GNOME/gnome-online-miners/commit/3d2af8785c84d6e50d8a8e6a2569a4b709184e94.patch";
  +      sha256 = "7bdUE2k6g3Z8sdGYEb6pUm1/wbKDe4BHbylXUzfuTG0=";
  +    })
  +  ];
  +
     nativeBuildInputs = [
  +    # patch changes configure.ac
  +    autoconf-archive
  +    autoreconfHook
  +
       pkg-config
       wrapGAppsHook
     ];
  
positive.code: { stdenv
  , fetchurl
  , pkg-config
  , glib
  , gnome3
  
negative.code:     grilo-plugins
      gnome-online-accounts
      libmediaart
      tracker
      gfbgraph
      json-glib
      librest
      dleyna-server
    ];
  
    NIX_CFLAGS_COMPILE = [
      "-Wno-error=format-security" # https://gitlab.gnome.org/GNOME/gnome-online-miners/merge_requests/3/diffs#note_942747
    ];
  
    enableParallelBuilding = true;
  