diff --git a/buildbot/prebuilt.py b/buildbot/prebuilt.py
index 2b874a6..c701868 100755
--- a/buildbot/prebuilt.py
+++ b/buildbot/prebuilt.py
@@ -649,9 +649,6 @@
     usage(parser, 'Error: you need provide a chroot path')
   if not options.upload:
     usage(parser, 'Error: you need to provide an upload location using -u')
-  if args:
-    usage(parser, 'Error: invalid arguments passed to prebuilt.py: %r' % args)
-
 
   if options.upload_board_tarball and not options.upload.startswith('gs://'):
     usage(parser, 'Error: --upload-board-tarball only works with gs:// URLs.\n'