Sketchup update to 2017

I just updated from sketchup 2016 to 2017 and went to install ambient occlusion the only option i see is to purchase it again. what is the recommended method for migrating this licence to sketchup 2017?

thanks

Chad

Please contact support, they’ll be able to help you.

http://www.fluidinteractive.com/products/sketchup-extensions/ambientocclusion/contact/