diff --git a/modules/HarmonyPower.lua b/modules/HarmonyPower.lua
index efeab46..23b4eb8 100644
--- a/modules/HarmonyPower.lua
+++ b/modules/HarmonyPower.lua
@@ -36,6 +36,10 @@ function HarmonyPower.prototype:UpdateRunePower(event, arg1, arg2)
 	end
 
 	local numRunes = UnitPowerMax(self.unit, self.unitPower)
+	-- totally invalid....right?
+	if numRunes == 0 then
+		return
+	end
 
 	if self.fakeNumRunes ~= nil and self.fakeNumRunes > 0 then
 		numRunes = self.fakeNumRunes
diff --git a/modules/HolyPower.lua b/modules/HolyPower.lua
index be63328..ecb72d7 100644
--- a/modules/HolyPower.lua
+++ b/modules/HolyPower.lua
@@ -88,6 +88,9 @@ end
 
 function HolyPower.prototype:UpdateRunePower(event)
 	local numRunes = UnitPowerMax(self.unit, self.unitPower)
+	if numRunes == 0 then
+		return
+	end
 
 	if self.fakeNumRunes ~= nil and self.fakeNumRunes > 0 then
 		numRunes = self.fakeNumRunes