diff --git a/src/Modules/CalcDefence.lua b/src/Modules/CalcDefence.lua
index a48d96f92..95b7909a4 100644
--- a/src/Modules/CalcDefence.lua
+++ b/src/Modules/CalcDefence.lua
@@ -2330,7 +2330,13 @@ function calcs.buildDefenceEstimations(env, actor)
 		--armour/PDR calculations
 		local armourReduct = 0
 		local impaleArmourReduct = 0
-		local percentOfArmourApplies = (not modDB:Flag(nil, "ArmourDoesNotApplyTo"..damageType.."DamageTaken") and modDB:Sum("BASE", nil, "ArmourAppliesTo"..damageType.."DamageTaken") or 0)
+		local percentOfArmourApplies = 0.0
+		if not modDB:Flag(nil, "ArmourDoesNotApplyTo" .. damageType .. "DamageTaken") then
+			percentOfArmourApplies = (modDB:Sum("BASE", nil, "ArmourAppliesTo" .. damageType .. "DamageTaken") or 0)
+		end
+		if not modDB:Flag(nil, "ArmourDoesNotApplyToElementalDamageTaken") and (damageType == "Fire" or damageType == "Cold" or damageType == "Lightning") then
+			percentOfArmourApplies = percentOfArmourApplies + (modDB:Sum("BASE", nil, "ArmourAppliesToElementalDamageTaken") or 0)
+		end
 		local effectiveAppliedArmour = (output.Armour * percentOfArmourApplies / 100) * (1 + output.ArmourDefense)
 		local effectiveArmourFromArmour = effectiveAppliedArmour;
 		local effectiveArmourFromOther = { }