diff --git a/sim/core/character.go b/sim/core/character.go
index 920b6f03be..1017ef6de6 100644
--- a/sim/core/character.go
+++ b/sim/core/character.go
@@ -606,7 +606,7 @@ func (character *Character) GetProcMaskForItem(itemID int32) ProcMask {
 
 func (character *Character) GetProcMaskForTypes(weaponTypes ...proto.WeaponType) ProcMask {
 	return character.getProcMaskFor(func(weapon *Item) bool {
-		return slices.Contains(weaponTypes, weapon.WeaponType)
+		return weapon == nil || slices.Contains(weaponTypes, weapon.WeaponType)
 	})
 }