Fix #9155
@ -68,7 +68,7 @@ void GcodeSuite::M502() {
*/
void GcodeSuite::M503() {
(void)settings.report(parser.seen('S') && !parser.value_bool()
#if NUM_SERIAL > 1
#if ADD_PORT_ARG
, command_queue_port[cmd_queue_index_r]
#endif
);