diff --git a/components/drivers/usb/usbdevice/class/cdc_vcom.c b/components/drivers/usb/usbdevice/class/cdc_vcom.c
index 35a60cb60..5188d9810 100644
--- a/components/drivers/usb/usbdevice/class/cdc_vcom.c
+++ b/components/drivers/usb/usbdevice/class/cdc_vcom.c
@@ -176,7 +176,7 @@ const static struct ucdc_comm_descriptor _comm_desc =
     USB_DESC_TYPE_ENDPOINT,
     USB_DYNAMIC | USB_DIR_IN,
     USB_EP_ATTR_INT,
-    0x0008,
+    0x08,
     0xFF,
 };