---
issues:
  - |
    The dnspython 2.0.0 package is incompatible with even the latest eventlet
    package version. This makes nova-novncproxy service to fail if the version
    of the dnspython package is equal or greater than 2.0.0. See `eventlet
    issue 619`_ for more details

    .. _eventlet issue 619: https://github.com/eventlet/eventlet/issues/619