The AFL grand final will be moved to Perth, if WA Premier Mark McGowan gets his way on the weekend.

A passionate Dockers supporter, Premier McGowan appeared on 6PR's Perth Live program on Tuesday night to clarify he would support the Eagles come Saturday's grand final - and to issue a tongue-in-cheek challenge to his Victorian counterpart Daniel Andrews.

Will Daniel Andrews take Mark McGowan up on his challenge? Credit:AAP Image/Tony McDonough

"You've got to support your own state, and particularly when the opponent is Collingwood," he said.

"[So] if you're really standing up for Victoria, Daniel, what you'll do is say 'fine. I'm prepared to risk next year's Grand Final.