Index: qemu/vl.c
@@ -4668,6 +4668,7 @@
             case QEMU_OPTION_nographic:
                 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
                 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
+                pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
                 nographic = 1;
                 break;
             case QEMU_OPTION_kernel: