{
  lib,
  ...
}:

{
  # Testing eval failures that result from stateVersion assertion is out of scope
  mailserver.stateVersion = 999;

  # Enable second CPU core
  virtualisation.cores = lib.mkDefault 2;

  # Don't make tests block on DNS requests that will never succeed
  services.rspamd.locals."options.inc".text = ''
    dns {
      nameservers = ["127.0.0.1"];
      timeout = 0.0s;
      retransmits = 0;
    }
  '';
}