/usr/local/bin/tracepath: invalid option -- '-'

Usage
  tracepath [options] <destination>

Options:
  -4             use IPv4
  -6             use IPv6
  -b             print both name and IP
  -l <length>    use packet <length>
  -m <hops>      use maximum <hops>
  -n             no reverse DNS name resolution
  -p <port>      use destination <port>
  -V             print version and exit
  <destination>  DNS name or IP address

For more details see tracepath(8).