(CNN) -- World champion Jenson Button is up to third place in the drivers standings after his victory in the Australian Grand Prix.
The Briton, who was claiming his first success in a McLaren after winning the world title for Brawn GP, secured the maximum 25 points in Melbourne to move up to 31 points overall.
It is tight at the top with two-time former world champion Fernando Alonso following up his opening race victory in Bahrain with fourth place behind Button.
The Spaniard leads Ferrari teammate Felipe Massa, who finished third on Sunday, by just four points.
Meanwhile, Ferrari already appear to be the contructor to beat, as they have opened up a 16-point advantage after two races.
Drivers' Championship (after two rounds):
1. Fernando Alonso (Spa) Ferrari 37 points
2. Felipe Massa (Brz) Ferrari 33
3. Jenson Button (GB) McLaren 31
4. Lewis Hamilton (GB) McLaren 23
5. Nico Rosberg (Ger) Mercedes GP 20
6. Robert Kubica (Pol) Renault 18
7. Sebastian Vettel (Ger) Red Bull 12
8. Michael Schumacher (Ger) Mercedes GP 9
9. Vitantonio Liuzzi (Ita) Force India 8
10. Mark Webber (Aus) Red Bull 6
1. Ferrari 70 points
2. McLaren 54
3. Mercedes GP 29
4. Red Bull 18
4. Renault 18
6. Force India 8