pmbootstrap pull ask for run pmbootstrap pull

pmbootstrap --details-to-stdout -v pull
(016789) [11:44:31] NOTE: your pmaports folder has version 4, but version 6 is required.
(016789) [11:44:31] ERROR: Run 'pmbootstrap pull' to update your pmaports.
(016789) [11:44:31] See also: <https://postmarketos.org/troubleshooting>
(016789) [11:44:31] Traceback (most recent call last):
  File "/usr/local/lib/python3.8/site-packages/pmb/__init__.py", line 23, in main
    args = parse.arguments()
  File "/usr/local/lib/python3.8/site-packages/pmb/parse/arguments.py", line 630, in arguments
    pmb.helpers.args.init(args)
  File "/usr/local/lib/python3.8/site-packages/pmb/helpers/args.py", line 163, in init
    pmb.config.pmaports.read_config_into_args(args)
  File "/usr/local/lib/python3.8/site-packages/pmb/config/pmaports.py", line 110, in read_config_into_args
    check_version_pmaports(args)
  File "/usr/local/lib/python3.8/site-packages/pmb/config/pmaports.py", line 62, in check_version_pmaports
    raise RuntimeError("Run 'pmbootstrap pull' to update your pmaports.")
RuntimeError: Run 'pmbootstrap pull' to update your pmaports.

pmbootstrap v1.18.0(from pypi)