Soul campfire crafted with soil sand drops soul soil upon breaking

What I expected

Soul Campfire crafted with soil sand drops soul sand upon breaking.

What happened

Instead, it drops soul soil.

Reproduction

1. Craft a soul campfire with soul sand instead of soul soil at a crafting table.
2. Place it down.
3. Break it in survival mode.

-  The bug - It drops soul soil instead of soul sand.