Pickaxe Texture not updating

When swapping a stone pickaxe with a iron pickaxe while equipped, the texture of the iron pickaxe in the offhand and on the ground is replaced by a stone pickaxe, even after dropping the item, swapping items.

Steps to recreate:

Craft an stone pickaxe

Obtain an iron pickaxe

Put stone pickaxe into hand

Open inventory

Move the iron pickaxe to the slot that the stone pickaxe is in

The iron pickaxe will now have the texture of a stone pickaxe.

Expected result: Iron pickaxe will have the texture of an iron pickaxe

Actual result: Iron pickaxe will have the texture of a stone pickaxe