Ismaili lost 2-1 to the Tunisian giants two weeks ago, and a 1-0 victory on Thursday will see them book a place in the regional competition's semis.

"Qualification is yet to be secured, the game will be very difficult and I will need my players to be totally focused throughout the 90 minutes," Ricardo told reporters.

"We should not rely on the away goal, especially because Esperance have learnt more about us."

Gaish were Egypt's representatives in last season's edition of the ACL, which saw the military outfit eliminated from the semi-finals by champions ES Setif