diff --git a/src/server/game/Spells/Spell.cpp b/src/server/game/Spells/Spell.cpp
index b2ddb51d44..01cccc16af 100644
--- a/src/server/game/Spells/Spell.cpp
+++ b/src/server/game/Spells/Spell.cpp
@@ -6257,7 +6257,9 @@ SpellCastResult Spell::CheckCast(bool strict, int32* param1 /*= nullptr*/, int32
         // check if target already has the same type, but more powerful aura
         if (!m_spellInfo->IsTargetingArea())
             if (Unit* target = m_targets.GetUnitTarget())
-                if (!target->IsHighestExclusiveAuraEffect(m_spellInfo, spellEffectInfo.ApplyAuraName, spellEffectInfo.CalcBaseValue(m_caster, nullptr, m_castItemEntry, m_castItemLevel), approximateAuraEffectMask, false))
+                if (!target->IsHighestExclusiveAuraEffect(m_spellInfo, spellEffectInfo.ApplyAuraName,
+                    spellEffectInfo.CalcValue(m_caster, &m_spellValue->EffectBasePoints[spellEffectInfo.EffectIndex], nullptr, nullptr, m_castItemEntry, m_castItemLevel),
+                    approximateAuraEffectMask, false))
                     return SPELL_FAILED_AURA_BOUNCED;
     }