diff --git a/Omen.lua b/Omen.lua
index eca0163..117cacc 100644
--- a/Omen.lua
+++ b/Omen.lua
@@ -1646,7 +1646,7 @@ function Omen:UpdateBarsReal()
 			if not t.DisableWhileTanking or not (myClass == "WARRIOR" and GetBonusBarOffset() == 2 or
 			  myClass == "DRUID" and GetBonusBarOffset() == 3 or
 			  myClass == "PALADIN" and UnitAura("player", GetSpellInfo(25780)) or
-			  myClass == "DEATHKNIGHT" and GetShapeshiftFormInfo(GetShapeshiftForm()) == "Interface\\Icons\\Spell_Deathknight_FrostPresence") then
+			  myClass == "DEATHKNIGHT" and GetShapeshiftForm() ~= 0 and GetShapeshiftFormInfo(GetShapeshiftForm()) == "Interface\\Icons\\Spell_Deathknight_FrostPresence") then
 				self:Warn(t.Sound, t.Flash, t.Shake, t.Message and L["Passed %s%% of %s's threat!"]:format(t.Threshold, guidNameLookup[lastWarn.tankGUID]))
 			end
 		end