diff --git a/sys/dev/usb/serial/umodem.c b/sys/dev/usb/serial/umodem.c
index 02f40b236c2f..573d74cdb526 100644
--- a/sys/dev/usb/serial/umodem.c
+++ b/sys/dev/usb/serial/umodem.c
@@ -150,6 +150,8 @@ static const STRUCT_USB_HOST_ID umodem_host_devs[] = {
 	{USB_VPI(USB_VENDOR_KYOCERA, USB_PRODUCT_KYOCERA_AHK3001V, 1)},
 	{USB_VPI(USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5720, 1)},
 	{USB_VPI(USB_VENDOR_CURITEL, USB_PRODUCT_CURITEL_PC5740, 1)},
+	/* Winbond */
+	{USB_VENDOR(USB_VENDOR_WINBOND), USB_PRODUCT(USB_PRODUCT_WINBOND_CDC)},
 };
 
 /*
diff --git a/sys/dev/usb/usbdevs b/sys/dev/usb/usbdevs
index 2859a5d0f1df..baa5f911fa89 100644
--- a/sys/dev/usb/usbdevs
+++ b/sys/dev/usb/usbdevs
@@ -4851,6 +4851,7 @@ product WIENERPLEINBAUS MPOD	0x0012	MPOD PSU
 product WIENERPLEINBAUS CML	0x0015	CML Data Logger
 
 /* Windbond Electronics */
+product WINBOND CDC		0x5011	CDC serial device
 product WINBOND UH104		0x5518	4-port USB Hub
 
 /* WinMaxGroup products */