He refused to be drawn on whether it would affect his decision on whether to stay or go when his contract runs out in the summer.
But he did insist: "If Everton did have the Champions League it could change a lot of things.
"But I am loath to talk it up because Arsenal away it's such a difficult game. We go there as big outsiders.
"We've got an opportunity and we'll try to take it on, but it is a small chance, about 15 per cent.
"If we win this one we will be right in with an opportunity - but if we lose we will probably be out of that chance of making it into the top four."