diff --git a/src/server/scripts/Northrend/AzjolNerub/ahnkahet/boss_amanitar.cpp b/src/server/scripts/Northrend/AzjolNerub/ahnkahet/boss_amanitar.cpp
index aab8030fd..0201870e7 100644
--- a/src/server/scripts/Northrend/AzjolNerub/ahnkahet/boss_amanitar.cpp
+++ b/src/server/scripts/Northrend/AzjolNerub/ahnkahet/boss_amanitar.cpp
@@ -102,11 +102,7 @@ Position const MushroomPositions[MAX_MUSHROOMS_COUNT] =
 
 struct boss_amanitar : public BossAI
 {
-    boss_amanitar(Creature* creature) : BossAI(creature, DATA_AMANITAR), mushroomsSummoned(false)
-    {
-        creature->ApplySpellImmune(0, IMMUNITY_SCHOOL, SPELL_SCHOOL_MASK_NATURE, true);
-        creature->SetMeleeDamageSchool(SPELL_SCHOOL_NATURE);
-    }
+    boss_amanitar(Creature* creature) : BossAI(creature, DATA_AMANITAR), mushroomsSummoned(false) { }
 
     void Reset() override
     {