diff --git a/trezorctl b/trezorctl index 1347725c6a..77628ddfbc 100755 --- a/trezorctl +++ b/trezorctl @@ -226,11 +226,13 @@ class Commands(object): fp.write(binascii.unhexlify(fp_old.read())) fp_old.close() - fp.seek(0) - + + fp.seek(0) if fp.read(4) != 'TRZR': raise Exception("Trezor firmware header expected") + print "Please confirm action on device..." + fp.seek(0) return self.client.firmware_update(fp=fp)