diff --git a/src/server/scripts/EasternKingdoms/BlackrockMountain/BlackrockCaverns/boss_ascendant_lord_obsidius.cpp b/src/server/scripts/EasternKingdoms/BlackrockMountain/BlackrockCaverns/boss_ascendant_lord_obsidius.cpp
index fe4b36595fc..487f2a88fb2 100644
--- a/src/server/scripts/EasternKingdoms/BlackrockMountain/BlackrockCaverns/boss_ascendant_lord_obsidius.cpp
+++ b/src/server/scripts/EasternKingdoms/BlackrockMountain/BlackrockCaverns/boss_ascendant_lord_obsidius.cpp
@@ -143,6 +143,9 @@ struct boss_ascendant_lord_obsidius : public BossAI
 
     void DamageTaken(Unit* /*attacker*/, uint32& damage) override
     {
+        if (damage >= me->GetHealth())
+            return;
+
         if ((me->HealthBelowPctDamaged(69, damage) && _transformationCount == 0)
             || (me->HealthBelowPctDamaged(34, damage) && _transformationCount == 1))
         {