Micky Mellon has no new injury worries at Shrewsbury as they chase the title on the final day.
Town are two points behind leaders Burton in the race for the League Two title having earned promotion last week.
Keith Southern has shaken off a knee problem and is available for Shrewsbury, who have won 89 points this season.
Nathaniel Knight-Percival and James Wesolowski are long-term injury lay-offs and are expected back next term.
Plymouth are set to leave Reuben Reid at home as their thoughts turn to the play-offs.
Their top scorer had an injection in his foot this week and will now be given a rest in a bid to make sure the former Yeovil man is firing for their semi-finals.
Ansah and Ryan Brunt are likely to compete to replace Reid upfront while defenders Carl McHugh and Peter Hartley are set to keep their places despite suffering with knocks in recent weeks.
Kelvin Mellor was recalled in place of Gethin Jones for their 3-2 win over Tranmere last weekend and looks set to keep his place.
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