diff --git a/src/naxx40Scripts/custom_spells_40.cpp b/src/naxx40Scripts/custom_spells_40.cpp
index 3bd984a..350d554 100644
--- a/src/naxx40Scripts/custom_spells_40.cpp
+++ b/src/naxx40Scripts/custom_spells_40.cpp
@@ -219,7 +219,7 @@ class spell_kelthuzad_frostbolt_40 : public SpellScript
         {
             return;
         }
-        SetEffectValue(urand(2500,2600));
+        SetEffectValue(urand(2550,3450));
     }
 
     void Register() override
@@ -240,7 +240,7 @@ class spell_sapphiron_icebolt_40 : public SpellScript
         {
             return;
         }
-        SetEffectValue(urand(2625,2900));
+        SetEffectValue(urand(2625,3375));
     }
 
     void Register() override
@@ -249,41 +249,6 @@ class spell_sapphiron_icebolt_40 : public SpellScript
     }
 };
 
-// 28531 - Frost Aura
-enum FrostAura
-{
-    SPELL_FROST_AURA = 28531,
-};
-
-class spell_sapphiron_frost_aura_40 : public AuraScript
-{
-    PrepareAuraScript(spell_sapphiron_frost_aura_40);
-
-    bool Validate(SpellInfo const* /*spellInfo*/) override
-    {
-        return ValidateSpellInfo({ SPELL_FROST_AURA });
-    }
-
-    void HandleTriggerSpell(AuraEffect const* /*aurEff*/)
-    {
-        Unit* caster = GetCaster();
-        if (!caster || (caster->GetMap()->GetDifficulty() != RAID_DIFFICULTY_10MAN_HEROIC))
-        {
-            return;
-        }
-        PreventDefaultAction();
-        int32 modifiedFrostAuraDamage = 600;
-        CustomSpellValues values;
-        values.AddSpellMod(SPELLVALUE_BASE_POINT0, modifiedFrostAuraDamage);
-        caster->CastCustomSpell(SPELL_FROST_AURA, values, caster, TRIGGERED_NONE, nullptr, nullptr, GetCasterGUID());
-    }
-
-    void Register() override
-    {
-        OnEffectPeriodic += AuraEffectPeriodicFn(spell_sapphiron_frost_aura_40::HandleTriggerSpell, EFFECT_0, 3);
-    }
-};
-
 
 // 29213 - Curse of the Plaguebringer
 enum CurseOfThePlaguebringer
@@ -446,7 +411,6 @@ void AddSC_custom_spells_40()
     RegisterSpellScript(spell_kelthuzad_dark_blast_40);
     RegisterSpellScript(spell_kelthuzad_frostbolt_40);
     RegisterSpellScript(spell_sapphiron_icebolt_40);
-    RegisterSpellScript(spell_sapphiron_frost_aura_40);
     RegisterSpellScript(spell_noth_curse_of_the_plaguebringer_aura_40);
     RegisterSpellScript(spell_razuvious_disrupting_shout_40);
     RegisterSpellScript(spell_unholy_staff_arcane_explosion_40);