We upgraded the current Chef DK (0.11.2 as of this writing) to use Berkshelf 4.3.0, and it works great. You’ll need to use this method, however:
chef gem install appbundle-updater
appbundle-updater chefdk berkshelf v4.3.0
You may need sudo for the appbundle-updater.
Courtesy of Updating to Test-Kitchen 1.6.0 in a chefdk 0.11.2 or lesser here on the mailing list.