diff --git a/os_dep/linux/usb_intf.c b/os_dep/linux/usb_intf.c
index 9266004..7587332 100644
--- a/os_dep/linux/usb_intf.c
+++ b/os_dep/linux/usb_intf.c
@@ -329,6 +329,7 @@ static struct usb_device_id rtw_usb_id_tbl[] = {
 	{USB_DEVICE(0x0411, 0x025D),.driver_info = RTL8821}, /* BUFFALO - WI-U3-866D */
 	{USB_DEVICE(0x0411, 0x029B),.driver_info = RTL8821}, /* BUFFALO - WI-U2-433DHP */
 	{USB_DEVICE(0x056E, 0x4007),.driver_info = RTL8821}, /* ELECOM - WDC-433DU2H */
+	{USB_DEVICE(0x056E, 0x400E),.driver_info = RTL8821}, /* ELECOM - WDC-433SU2M2 */
 	{USB_DEVICE(0x0BDA, 0xA811),.driver_info = RTL8821}, /* Comfast - CF-915AC, CF-916AC */
 	{USB_DEVICE(0x3823, 0x6249),.driver_info = RTL8821}, /* Obihai - OBiWiFi */
 #endif