diff --git a/src/calibre/debug.py b/src/calibre/debug.py
index 8600638274..5756fedc07 100644
--- a/src/calibre/debug.py
+++ b/src/calibre/debug.py
@@ -250,7 +250,7 @@ def main(args=sys.argv):
     opts, args = option_parser().parse_args(args)
     if opts.gui:
         from calibre.gui_launch import calibre
-        calibre(['calibre'])
+        calibre(['calibre'] + args[1:])
     elif opts.gui_debug is not None:
         run_debug_gui(opts.gui_debug)
     elif opts.viewer: