{ prometheus }:
prometheus.overrideAttrs (
  old:
  let
    assets = old.passthru.assets.overrideAttrs (assetsOld: {
      patches = (assetsOld.patches or [ ]) ++ [ ./complete-test-parsing.patch ];
    });
  in
  {
    postPatch = builtins.replaceStrings [ "${old.passthru.assets}" ] [ "${assets}" ] (
      builtins.unsafeDiscardStringContext old.postPatch
    );
    passthru = old.passthru // {
      inherit assets;
    };
  }
)