{
  # Add the plaintext password to the cache key so concurrent sessions
  # from SOGo, using different CAS PT can work
  my $args = $DB->get_prop('dovecot', 'PassDBArgs');
  if ($args && $args eq 'cache_key=%n%r%l'){
    $DB->set_prop('dovecot', 'PassDBArgs', 'cache_key=%n%r%l%w');
  }
}