Crafting yak-hide body/legs mixed

What I did:

Crafted yak-hide legs and body

What I expected to happen:

Body to take 2 cured yak-hide and legs to take 1

What actually happened:

Legs take 2, body takes 1

IDs of related NPCs/items:

Cured yak-hide (10820-1), Yak-hide armour (body) (10822-3), Yak-hide armour (body) (10824-5)

2009-era source (if relevant):

https://runescape.wiki/w/Cured_yak-hide?oldid=1411693

Screenshots or video:

LIVE SERVER username affected by this issue: Erwinjitsu

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