Working as designed ™

In honesty though, other than a few nitch situations (like turn 5), the changeable stats are an illusion.. think very few put them in anything other than a primary stat except for the occasional toss some points to VIT.. Hymns are easy to come by too even with the 10k cost if you don't like the setup.. from what I remember in 1.0 those were 1-time items per job with no way to get new ones.