In the backs, Daniel Riordan, Aidan Wynne and Mel Deane have all been called up to the squad, while up front David Nolan and David Gannon are added as Connacht prepare to head for Limerick on Saturday.
The Connacht team to face Munster will be announced on www.connachtrugby.ie at midday on Friday.
Connacht squad:
L Bibo, A Browne, F Carr, S Cronin, M Deane, G Duffy, A Dunne, A Farley, A Flavin, D Gannon, I Keatley, R Loughney, B McGovern, J Muldoon, F Murphy, T Nathan, D Nolan, J O'Connor, R Ofisa, C O'Loughlin, C Rigney, D Riordan, M Swift, N Ta'auso, B Wilkinson, A Wynne.
Guinness PRO12
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