Newcastle face Arsenal tonight.
He said: "Teams have closed in on us in this recent run and we need to get away again.
"In the last seven Premier League seasons, we have only got more points than we have this year once, so we have got an opportunity to get more than 46 points and we want to try to take it.
"It's very, very important to finish the season and make sure that we get ourselves a look at the season that has some perspective.
"Perhaps a stronger squad is the way forward and that's something that I don't think me and the board and Mike [Ashley] have any issue on. I think we are pretty solid on that."