diff --git a/src/kiosk/kiosk-hid.py b/src/kiosk/kiosk-hid.py
index 7ec1558..c745d5c 100644
--- a/src/kiosk/kiosk-hid.py
+++ b/src/kiosk/kiosk-hid.py
@@ -122,7 +122,7 @@ class USBHIDInterface(HIDInterface):
         )
 
     def on_set_report(self, report_data, _report_id, _report_type):
-        if report_data[1] == 0x50:
+        if report_data[0] == 0x50:
             print("Entering firmware update mode, power cycle to undo. Goodbye for now!")
             machine.bootloader()
         else: