Victory at Wolves has Arteta looking at a top four finish.
Arteta said: “It was one of my best results because of the schedule we've had – and because of how well they have done."
Asked about Arsenal's hopes of making a late dash for the top four, he added: “We have no margin for error.
“Two weeks ago it was impossible. We have to compete with this intensity and make it hard for them.
"We will wait and see."