Upgrading from ZP4 Lite to Pro?

[osho]

I'd like to update my current ZP4 Mental Power Lite to Pro. I noticed in the admin I can only upgrade ZP3 to Pro... does this mean I'll have to upgrade ZP3 to Pro first for $287, then pay an additional $60 ($90?) to buy updates for Lite -> Pro?

Confused.

 

[rostonix]

After upgrate you get 6 months of free updates