diff --git a/components/drivers/usb/usbdevice/class/cdc.h b/components/drivers/usb/usbdevice/class/cdc.h
index 8ab689b98f650b6ea3776c536cc4bef2eb32679f..859148ae43a35891ba0cdedfb1b522973195cffd 100644
--- a/components/drivers/usb/usbdevice/class/cdc.h
+++ b/components/drivers/usb/usbdevice/class/cdc.h
@@ -44,6 +44,7 @@
 #define USB_CDC_PROTOCOL_CAPI20         0x93
 #define USB_CDC_PROTOCOL_HOST           0xFD
 #define USB_CDC_PROTOCOL_PUFD           0xFE
+#define USB_CDC_PROTOCOL_VENDOR         0xFF
 
 #define USB_CDC_CS_INTERFACE            0x24
 #define USB_CDC_CS_ENDPOINT             0x25
diff --git a/components/drivers/usb/usbdevice/class/cdc_vcom.c b/components/drivers/usb/usbdevice/class/cdc_vcom.c
index 781cd185cb824fbb5a59369f40fcfd9ff485923c..ac558c9e32d095e2e69aafef31983d1651e42d52 100644
--- a/components/drivers/usb/usbdevice/class/cdc_vcom.c
+++ b/components/drivers/usb/usbdevice/class/cdc_vcom.c
@@ -275,7 +275,7 @@ static rt_err_t _cdc_set_line_coding(udevice_t device, ureq_t setup)
  *
  * @return RT_EOK on successful.
  */
-static rt_err_t _interface_handler(udevice_t device, ureq_t setup)
+static rt_err_t _interface_handler(udevice_t device, uclass_t cls, ureq_t setup)
 {
     RT_ASSERT(device != RT_NULL);
     RT_ASSERT(setup != RT_NULL);
diff --git a/components/drivers/usb/usbdevice/class/mstorage.c b/components/drivers/usb/usbdevice/class/mstorage.c
index e72f770682f547de1ab264b39fc3cf4cacae5793..000bad5b62ed2f09fc203b78c4976a59f9d24542 100644
--- a/components/drivers/usb/usbdevice/class/mstorage.c
+++ b/components/drivers/usb/usbdevice/class/mstorage.c
@@ -456,7 +456,7 @@ static rt_err_t _ep_out_handler(udevice_t device, uclass_t cls, rt_size_t size)
  *
  * @return RT_EOK on successful.
  */
-static rt_err_t _interface_handler(udevice_t device, ureq_t setup)
+static rt_err_t _interface_handler(udevice_t device, uclass_t cls, ureq_t setup)
 {
     rt_uint8_t lun = 0;