diff --git a/src/server/game/Spells/Auras/SpellAuraEffects.cpp b/src/server/game/Spells/Auras/SpellAuraEffects.cpp
index 2dd6fad0a8c5b0..df2dce00963f5c 100644
--- a/src/server/game/Spells/Auras/SpellAuraEffects.cpp
+++ b/src/server/game/Spells/Auras/SpellAuraEffects.cpp
@@ -6783,7 +6783,7 @@ void AuraEffect::HandlePeriodicDamageAurasTick(Unit* target, Unit* caster) const
         damage = Unit::SpellCriticalDamageBonus(caster, m_spellInfo, damage, target);
 
     //NpcBot mod: apply bot damage mods
-    if (caster->IsNPCBotOrPet())
+    if (caster && caster->IsNPCBotOrPet())
     {
         SpellNonMeleeDamage damageInfo(caster, target, m_spellInfo, m_spellInfo->GetSchoolMask());
         int32 idamage = damage;