"It's always a big game when you play any cup tie," he stated. "When you play Liverpool at Manchester United, it's a big rivalry. You could be right, it could take on a bigger significance than maybe people would expect. At the end of the day, it's another game and you take each game as it comes.
"It's an important game for us. We want to try and do well in all the cup competitions and that is what we will try to do.
"It [Suarez's return] means that Liverpool have got a really good player. So, does it change the complexion [of the game]? I don't know. I'm not looking at Liverpool too much but the qualities of Luis Suarez are very good."