diff --git a/modules/PlayerHealth.lua b/modules/PlayerHealth.lua
index 63c7656..af96902 100644
--- a/modules/PlayerHealth.lua
+++ b/modules/PlayerHealth.lua
@@ -1216,7 +1216,7 @@ function PlayerHealth.prototype:Update(unit)
 		local percent
 
 		if incomingHealAmt > 0 then
-			percent = ((self.health + incomingHealAmt) / self.maxHealth)
+			percent = self.maxHealth ~= 0 and ((self.health + incomingHealAmt) / self.maxHealth) or 0
 			if self.moduleSettings.reverse then
 				percent = 1 - percent
 				-- Rokiyo: I'm thinking the frama strata should also to be set to medium if we're in reverse.
diff --git a/modules/TargetOfTarget.lua b/modules/TargetOfTarget.lua
index a9a4bed..5cdba2e 100644
--- a/modules/TargetOfTarget.lua
+++ b/modules/TargetOfTarget.lua
@@ -539,7 +539,7 @@ function TargetOfTarget.prototype:Update()
 
 	if not IceHUD.IceCore:ShouldUseDogTags() then
 		local name = UnitName(self.unit)
-		local healthPercentage = math.floor( (health/maxHealth)*100 )
+		local healthPercentage = maxHealth ~= 0 and math.floor( (health/maxHealth)*100 ) or 0
 
 		self.frame.totName:SetTextColor(1,1,1, 0.9)
 		self.frame.totHealth:SetTextColor(1,1,1, 0.9)