{ config, lib, ... }@moduleArgs: { options.myConfig.virtualisation.enable = lib.mkEnableOption "" // { default = moduleArgs.osConfig.myConfig.virtualisation.enable or false; }; config = lib.mkIf config.myConfig.virtualisation.enable { dconf.settings."org/virt-manager/virt-manager/connections" = { autoconnect = [ "qemu:///system" ]; uris = [ "qemu:///system" ]; }; }; }