The Italians are in a great position to qualify for the quarter finals of the Champions League after beating Barcelona 2-0 in the first leg.
“We want to stand up to Barcelona,” he told a press conference. “I think we will have to perform better than we did in the first leg [if we want to win].
“Tomorrow night we will have to improve. The boys will need to be good in attack and make the most of their opportunities.
“We must remain calm – this is a game like any other.”