diff --git a/src/server/game/Spells/SpellInfoCorrections.cpp b/src/server/game/Spells/SpellInfoCorrections.cpp
index de0e5c907..c2dea2e66 100644
--- a/src/server/game/Spells/SpellInfoCorrections.cpp
+++ b/src/server/game/Spells/SpellInfoCorrections.cpp
@@ -4792,12 +4792,6 @@ void SpellMgr::LoadSpellInfoCorrections()
         spellInfo->Effects[EFFECT_0].RadiusEntry = sSpellRadiusStore.LookupEntry(EFFECT_RADIUS_20_YARDS);
     });
 
-    // Random Periodic
-    ApplySpellFix({ 40867 }, [](SpellInfo* spellInfo)
-    {
-        spellInfo->Effects[EFFECT_0].Amplitude = 9000;
-    });
-
     // Flame Wave
     ApplySpellFix({ 33800 }, [](SpellInfo* spellInfo)
     {
diff --git a/src/server/scripts/Outland/BlackTemple/boss_mother_shahraz.cpp b/src/server/scripts/Outland/BlackTemple/boss_mother_shahraz.cpp
index d93159e81..634699d89 100644
--- a/src/server/scripts/Outland/BlackTemple/boss_mother_shahraz.cpp
+++ b/src/server/scripts/Outland/BlackTemple/boss_mother_shahraz.cpp
@@ -143,10 +143,10 @@ class spell_mother_shahraz_random_periodic_aura : public AuraScript
         return ValidateSpellInfo({ SPELL_SINFUL_PERIODIC, SPELL_SINISTER_PERIODIC, SPELL_VILE_PERIODIC, SPELL_WICKED_PERIODIC });
     }
 
-    void Update(AuraEffect const* /*effect*/)
+    void Update(AuraEffect const* effect)
     {
         PreventDefaultAction();
-        if (GetUnitOwner())
+        if (GetUnitOwner() && (effect->GetTickNumber() % 6 == 1 || effect->GetTickNumber() == 1)) // Reapplies 12-18s after the third beam
             GetUnitOwner()->CastSpell(GetUnitOwner(), RAND(SPELL_SINFUL_PERIODIC, SPELL_SINISTER_PERIODIC, SPELL_VILE_PERIODIC, SPELL_WICKED_PERIODIC), true);
     }