1 files changed, 1 insertions, 1 deletions

diff --git a/firmware/usbstack/usb_serial.h b/firmware/usbstack/usb_serial.h
index d6f970bc9f..60cede9bda 100644
--- a/firmware/usbstack/usb_serial.h
+++ b/firmware/usbstack/usb_serial.h
@@ -22,7 +22,7 @@
 #include "usb_ch9.h"
 
 void usb_serial_init(void);
-void usb_serial_transfer_complete(int endpoint);
+void usb_serial_transfer_complete(bool in, int status, int length);
 bool usb_serial_control_request(struct usb_ctrlrequest* req);
 
 #endif