diff --git a/classes/class_combat.lua b/classes/class_combat.lua
index 82daa2dd..258b7f32 100644
--- a/classes/class_combat.lua
+++ b/classes/class_combat.lua
@@ -211,7 +211,7 @@ local segmentTypeToString = {
 	---@return boolean
 	---@return number
 	function classCombat:IsMythicDungeon()
-		local bIsMythicPlusSegment = self.is_mythic_dungeon_segment
+		local bIsMythicPlusSegment = self.is_mythic_dungeon and self.is_mythic_dungeon_segment
 		local runId = self.is_mythic_dungeon_run_id
 		return bIsMythicPlusSegment, runId
 	end