"The gap is not a huge problem because it is early in the season but any advantage you give to City and United, they can use it in the future," he said.
"It looks like we will be the three to chase the title. There is a long way to go and you will have periods where you might not win every game.
"If you start looking back at points dropped here and there, it is not going to win you the league.
"If we get around 90 points, we should be fine."