Badly named argument in the command "account remote IP_PART update"

the long form of the argument to provide the passwird is named --protocol:

$ gw account remote p1 update toto -h
Usage:
  waarp-gateway [OPTIONS] [address] account remote [partner] update [update-OPTIONS] [login]

Help Options:
  -h, --help          Show this help message

Arguments:
  address:            The address of the gateway

[remote command arguments]
  partner:            The partner's name

[update command options]
      -l, --name=     The account's login
      -p, --protocol= The account's password

[update command arguments]
  login:              The account's login