Error launching scheduler

[max-sixty]

Am I making a mistake with the setup?

docker run ogrisel/distributed start-dscheduler.sh
The `dscheduler` command has been deprecated.
Please use `dask-scheduler` in the future.

Traceback (most recent call last):
  File "/work/miniconda/bin/dscheduler", line 9, in <module>
    load_entry_point('distributed==1.12.0', 'console_scripts', 'dscheduler')()
  File "/work/miniconda/lib/python3.5/site-packages/distributed/cli/dscheduler.py", line 8, in go
    go()
  File "/work/miniconda/lib/python3.5/site-packages/distributed/cli/dask_scheduler.py", line 79, in go
    main()
  File "/work/miniconda/lib/python3.5/site-packages/click/core.py", line 716, in __call__
    return self.main(*args, **kwargs)
  File "/work/miniconda/lib/python3.5/site-packages/click/core.py", line 696, in main
    rv = self.invoke(ctx)
  File "/work/miniconda/lib/python3.5/site-packages/click/core.py", line 889, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/work/miniconda/lib/python3.5/site-packages/click/core.py", line 534, in invoke
    return callback(*args, **kwargs)
  File "/work/miniconda/lib/python3.5/site-packages/distributed/cli/dask_scheduler.py", line 47, in main
    ip = socket.gethostbyname(host)
socket.gaierror: [Errno -2] Name or service not known