diff --git a/bootloader/ondavx747.c b/bootloader/ondavx747.c
old mode 100644
new mode 100755
index 09acbc8166..0bd17e59c9
--- a/bootloader/ondavx747.c
+++ b/bootloader/ondavx747.c
@@ -59,6 +59,8 @@ int main(void)
     ata_init();
 #endif
 
+    usb_start_monitoring();
+
     int touch, btn;
     char datetime[30];
     reset_screen();