diff --git a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/common/usb_log.h b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/common/usb_log.h
index 9ee105823..e779a23a1 100644
--- a/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/common/usb_log.h
+++ b/Ubiquitous/XiZi_AIoT/services/drivers/usb/components/common/usb_log.h
@@ -6,7 +6,7 @@
 #ifndef USB_LOG_H_
 #define USB_LOG_H_
 
-#include <stdio.h>
+#include "libserial.h"
 
 /* DEBUG level */
 #define USB_DBG_ERROR   0