Writhing Armor Branding not working with Duskthread lining

[Pinktrashcan-tichondrius]

Writhing Armor Branding does not work with Duskthread lining. I tried to un-equip each and re-equip but it did not make a difference.

[Jaena-lightbringer]

Duskthread lining is not a nerubian embellishment.