Remove `system` command.
@ -10,7 +10,6 @@ cask 'vmware-fusion6' do
binary "#{appdir}/VMware Fusion.app/Contents/Library/vmrun"
uninstall_preflight do
system '/usr/bin/sudo', '-E', '--',
'/usr/sbin/chown', '-R', '--', "#{Etc.getpwuid(Process.euid).name}:staff", "#{appdir}/VMware Fusion.app"
set_ownership "#{appdir}/VMware Fusion.app"
end