The Dockers will be without Ed Langdon for their clash with GWS on Saturday.
Langdon, who has been in fine form for Fremantle, will miss the clash with illness.
The 22-year-old was prolific last week, racking up 27 disposals and nine inside 50s in the win over Gold Coast.
Emergency Darcy Tucker has come into the side to replace him.
GWS has gone in unchanged.
'Razor' Ray Chamberlain joined Triple M's Dead Set Legends on Saturday morning and was quizzed about his favourite players to umpire. He named two who were "peerless"!