How to change the dude library on the RB 1100AHx4

Hi all
I got a RB 1100AHx4 and opgrade with 2 X 500 GB hdd i will use for dude.
Is there any way to chance the library for dude to one of the HDD?

Cheers
Jimmy

Yes, with dude set data-directory=*****/dude-data

You have to enter the correct directories where the asterisks are