```
  environment.systemPackages = with pkgs; [
    # (
    #   appimage-run.override {
    #     extraPkgs = pkgs: [gmp];
    #   }
    # )
    (
      appimage-run.overrideAttrs (
        oldAttrs: {
          extraPkgs = pkgs: oldAttrs.extraPkgs pkgs ++ [ gmp ];
          nativeBuildInputs = oldAttrs.nativeBuildInputs ++ [ wrapGAppsHook ];
        }
      )
    )
  ];

```