Various penalties have seen the grid for Sunday's race at Spa rejigged.
Mark Webber and Nico Rosberg both both slipped down the grid due to penalties for changing their gearboxes, with Webber moving from seventh to 12th and Rosberg from 18th and 23rd.
Pastor Maldonado's delight at qualifying third was short lived after the stewards ruled that he had blocked Nico Hulkenberg during Q1 and as a result he will start in sixth place.
Revised grid:
1. Jenson Button McLaren-Mercedes
2. Kamui Kobayashi Sauber-Ferrari
3. Kimi Raikkonen Lotus-Renault
4. Sergio Perez Sauber-Ferrari
5. Fernando Alonso Ferrari
6. Pastor Maldonado Williams-Renault
7. Lewis Hamilton McLaren-Mercedes
8. Romain Grosjean Lotus-Renault
9. Paul di Resta Force India-Mercedes
10. Sebastian Vettel Red Bull-Renault
11. Nico Hulkenberg Force India-Mercedes
12. Mark Webber Red Bull-Renault
13. Michael Schumacher Mercedes
14. Felipe Massa Ferrari
15. Jean-Eric Vergne Toro Rosso-Ferrari
16. Daniel Ricciardo Toro Rosso-Ferrari
17. Bruno Senna Williams-Renault
18. Heikki Kovalainen Caterham-Renault
19. Vitaly Petrov Caterham-Renault
20. Timo Glock Marussia-Cosworth
21. Pedro de la Rosa HRT-Cosworth
22. Charles Pic Marussia-Cosworth
23. Nico Rosberg Mercedes
24. Narain Karthikeyan HRT-Cosworth
