Support for National and the Greens has slipped in the One News Colmar Brunton poll out this evening.
National is down a point to 45 percent, with Labour steady on 25 percent and the Greens down 2 points to 12 percent.
But support for New Zealand First is increasing, with the party up 1 point to 8 percent.
The Conservatives are up slightly to 4.4 percent, with the Internet Mana Alliance also rising, on 1.8 percent and the Maori Party up almost a point to 1.6 percent.
The poll of 1000 voters was taken between September the 13 and 17th, and has a margin of error of plus or minus 3.1 percent.