Behan, who has scored five times in all competitions this season, replaces Bohemians striker Stephen Ward, sidelined by an ankle injury.

And Keegan, the former Leeds United midfielder, replaces Drogheda teammate Stephen Bradley, who picked up a hamstring strain last week.

Revised Republic of Ireland under-21 squad (for Uefa qualifiers v Azerbaijan, May 11/18):

Goalkeepers: Darren Quigley (UCD), Rene Gilmartin (Walsall).

Defenders: Joey O'Brien (Bolton Wanderers), Kevin Foley (Luton Town), Alex Bruce (Birmingham City), Marcos Painter (Birmingham City), James Hand (Huddersfield Town), Richard Keogh (Bristol City).

Midfielders: Willo Flood (Manchester City), Gary Dicker (UCD), Michael Timlin (Fulham), Darren Potter (Liverpool – on loan at Southampton), Keith Keane (Luton Town), Paul Keegan (Drogheda United).

Forwards: Andrew Keogh (Scunthorpe United),Aiden McGeady (Celtic), Jay Tabb (Brentford), Denis Behan (Cork City).

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