Comment 2 for bug 868653

James did write a fix for this, and Sitka has been using it for a few years now. I've pushed it to the user/jeffdavis/lp868653-secondary-perm-group-ui branch of the working repo. Here's the relevant commit:

git.evergreen-ils.org/?p=working/Evergreen.git;a=commitdiff;h=8a7a954