if (!(ButtonStatus_LCL & BUTTONS_BUTTON1))
                  return 0;
 
-               KeyboardReport->Modifier = HID_KEYBOARD_MODIFER_LEFTSHIFT;
+               KeyboardReport->Modifier = HID_KEYBOARD_MODIFIER_LEFTSHIFT;
 
                if (JoyStatus_LCL & JOY_UP)
                  KeyboardReport->KeyCode[0] = HID_KEYBOARD_SC_A;