diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 644607de4c11a69f3e0e4a8d22b97e5f9fbcf473..ac1829c6e8f02da29aecc3a5383a0c1dfa7a2b2e 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -35,6 +35,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x1199, 0x0218) },	/* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x1199, 0x0020) },	/* Sierra Wireless MC5725 */
 	{ USB_DEVICE(0x1199, 0x0019) },	/* Sierra Wireless AirCard 595 */
+	{ USB_DEVICE(0x1199, 0x0120) },	/* Sierra Wireless AirCard 595U */
 	{ USB_DEVICE(0x1199, 0x0021) },	/* Sierra Wireless AirCard 597E */
 	{ USB_DEVICE(0x1199, 0x6802) },	/* Sierra Wireless MC8755 */
 	{ USB_DEVICE(0x1199, 0x6804) },	/* Sierra Wireless MC8755 */
@@ -60,6 +61,7 @@ static struct usb_device_id id_table_3port [] = {
 	{ USB_DEVICE(0x1199, 0x0218) },	/* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x1199, 0x0020) },	/* Sierra Wireless MC5725 */
 	{ USB_DEVICE(0x1199, 0x0019) },	/* Sierra Wireless AirCard 595 */
+	{ USB_DEVICE(0x1199, 0x0120) },	/* Sierra Wireless AirCard 595U */
 	{ USB_DEVICE(0x1199, 0x0021) },	/* Sierra Wireless AirCard 597E */
 	{ USB_DEVICE(0x1199, 0x6802) },	/* Sierra Wireless MC8755 */
 	{ USB_DEVICE(0x1199, 0x6804) },	/* Sierra Wireless MC8755 */