Sorry dumb question but I have to ask..

I am using Andrews (a_berezin) version (1.3.7 or earlier) and I need to upgrade.

For an upgrade to the new 1.4.8 is this the correct procedure?..
  1. Run ‘uninstall.sql’
  2. Upload new files
  3. Run ‘Googlefroogle.sql’
Cheers!