ASUS P5KPL - AHCI mod request!

Hello guys

i have one big request. this is my last chance...

I just bought 60GB SSD, and when i start installing the OS i saw that there is no AHCI mod available. then i updated the bios to the last version on the website, but nothing change.

need AHCI mod

Motheboard: ASUS P5KPL
BIOS: 0805
LINK: ASUS-BIOS-P5KPL-0805