diff --git a/src/Modules/CalcPerform.lua b/src/Modules/CalcPerform.lua
index 5f27cef2..e6c092b9 100644
--- a/src/Modules/CalcPerform.lua
+++ b/src/Modules/CalcPerform.lua
@@ -613,6 +613,7 @@ local function doActorMisc(env, actor)
 			local minStacks = m_min(modDB:Sum("BASE", nil, "MinimumFortification"), maxStacks)
 			local stacks = modDB:Override(nil, "FortificationStacks") or (alliedFortify > 0 and alliedFortify) or (minStacks > 0 and minStacks) or maxStacks
 			output.FortificationStacks = stacks
+			output.FortificationStacksOver20 = m_min(m_max(0, stacks - 20), maxStacks - 20)
 			if not modDB:Flag(nil,"Condition:NoFortificationMitigation") then
 				local effectScale = 1 + modDB:Sum("INC", nil, "BuffEffectOnSelf") / 100
 				local effect = m_floor(effectScale * stacks)
diff --git a/src/Modules/ModParser.lua b/src/Modules/ModParser.lua
index ef2e7365..d2efdc57 100644
--- a/src/Modules/ModParser.lua
+++ b/src/Modules/ModParser.lua
@@ -1389,6 +1389,7 @@ local modTagList = {
 	["per (%d+)%% missing cold resistance, up to a maximum of (%d+)%%"] = function(num, _, limit) return { tag = { type = "PerStat", stat = "MissingColdResist", div = num, globalLimit = tonumber(limit), globalLimitKey = "ReplicaNebulisCold" } } end,
 	["per endurance, frenzy or power charge"] = { tag = { type = "PerStat", stat = "TotalCharges" } },
 	["per fortification"] = { tag = { type = "PerStat", stat = "FortificationStacks" } },
+	["per fortification above 20"] = { tag  = { type = "PerStat", stat = "FortificationStacksOver20" } },
 	["per totem"] = { tag = { type = "PerStat", stat = "TotemsSummoned" } },
 	["per summoned totem"] = { tag = { type = "PerStat", stat = "TotemsSummoned" } },
 	["for each summoned totem"] =  { tag = { type = "PerStat", stat = "TotemsSummoned" } },