Tracepath manpages incorrect Synopsis

The format for the "port" argument is different in the manpages, the correct syntax is using the forward slash.

Usage printout:
$ tracepath -h
Usage: tracepath [-n] [-b] [-l <len>] <destination>[/<port>]

From the manpages:
SYNOPSIS
       tracepath [-n] [-b] [-l pktlen] destination [port]

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: iputils-tracepath 3:20101006-1
ProcVersionSignature: Ubuntu 3.0.0-17.30-generic 3.0.22
Uname: Linux 3.0.0-17-generic x86_64
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Tue Apr 10 14:39:12 2012
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcEnviron:
 LANGUAGE=en_CA:en
 PATH=(custom, user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SourcePackage: iputils
UpgradeStatus: No upgrade log present (probably fresh install)