I thought this might be the result of FDA direction limiting "milk" to ruminants, but it looks like the latest guidance (2023) is plant-based milk can still be called "milk" as long as it mentions it nutritional differences from dairy milk.

https://www.fda.gov/news-events/press-announcements/fda-provides-draft-labeling-recommendations-plant-based-milk-alternatives-inform-consumers

I'm sorry I'm like this, guys.