diff --git a/sys/dev/sio/sio.c b/sys/dev/sio/sio.c
index 890c2e4ed261..e2c8dda22bb7 100644
--- a/sys/dev/sio/sio.c
+++ b/sys/dev/sio/sio.c
@@ -572,6 +572,7 @@ static struct isa_pnp_id sio_ids[] = {
 	{0x6045f435, NULL},	/* MOT4560 - Motorola ? */
 	{0x61e7a338, NULL},	/* NECE761 - 33.6Modem */
 	{0x39804f3f, NULL},	/* OZO8039 - Zoom 56k flex */
+	{0x3024a341, NULL},	/* PMC2430 - Pace 56 Voice Internal Modem */
 	{0x1000eb49, NULL},	/* ROK0010 - Rockwell ? */
 	{0x5002734a, NULL},	/* RSS0250 - 5614Jx3(G) Internal Modem */
 	{0xc100ad4d, NULL},	/* SMM00C1 - Leopard 56k PnP */
diff --git a/sys/isa/sio.c b/sys/isa/sio.c
index 890c2e4ed261..e2c8dda22bb7 100644
--- a/sys/isa/sio.c
+++ b/sys/isa/sio.c
@@ -572,6 +572,7 @@ static struct isa_pnp_id sio_ids[] = {
 	{0x6045f435, NULL},	/* MOT4560 - Motorola ? */
 	{0x61e7a338, NULL},	/* NECE761 - 33.6Modem */
 	{0x39804f3f, NULL},	/* OZO8039 - Zoom 56k flex */
+	{0x3024a341, NULL},	/* PMC2430 - Pace 56 Voice Internal Modem */
 	{0x1000eb49, NULL},	/* ROK0010 - Rockwell ? */
 	{0x5002734a, NULL},	/* RSS0250 - 5614Jx3(G) Internal Modem */
 	{0xc100ad4d, NULL},	/* SMM00C1 - Leopard 56k PnP */