diff --git a/sys/dev/sio/sio_isa.c b/sys/dev/sio/sio_isa.c
index 70d4f4131a7f..c2230b7af19c 100644
--- a/sys/dev/sio/sio_isa.c
+++ b/sys/dev/sio/sio_isa.c
@@ -84,6 +84,7 @@ static struct isa_pnp_id sio_ids[] = {
 	{0x0100440e, NULL},	/* CRD0001 - Cardinal MVP288IV ? */
 	{0x01308c0e, NULL},	/* CTL3001 - Creative Labs Phoneblaster */
 	{0x36033610, NULL},     /* DAV0336 - DAVICOM 336PNP MODEM */
+	{0x01009416, NULL},	/* ETT0001 - E-Tech Bullet 33k6 PnP */
 	{0x0000aa1a, NULL},	/* FUJ0000 - FUJITSU Modem 33600 PNP/I2 */
 	{0x1200c31e, NULL},	/* GVC0012 - VF1128HV-R9 (win modem?) */
 	{0x0303c31e, NULL},	/* GVC0303 - MaxTech 33.6 PnP D/F/V */