celerybeat now supports command line configuration

celery/bin/celerybeat.py

@@ -38,6 +38,7 @@ from .base import Command, Option, daemon_options
 
 
 class BeatCommand(Command):
+    enable_config_from_cmdline = True
     supports_args = False
     preload_options = (Command.preload_options
                      + daemon_options(default_pidfile="celerybeat.pid"))