diff --git a/src/server/game/AI/SmartScripts/SmartAI.cpp b/src/server/game/AI/SmartScripts/SmartAI.cpp
index e2c6828ef..717b8ee73 100644
--- a/src/server/game/AI/SmartScripts/SmartAI.cpp
+++ b/src/server/game/AI/SmartScripts/SmartAI.cpp
@@ -811,20 +811,6 @@ void SmartAI::JustSummoned(Creature* creature)
 {
     GetScript()->ProcessEventsFor(SMART_EVENT_SUMMONED_UNIT, creature);
     GetScript()->AddCreatureSummon(creature->GetGUID());
-
-    if (me->IsEngaged() && !creature->IsInEvadeMode())
-    {
-        if (Unit* victim = me->GetVictim())
-        {
-            creature->SetInCombatWith(victim);
-            victim->SetInCombatWith(creature);
-
-            if (creature->CanHaveThreatList())
-            {
-                creature->AddThreat(victim, 0.0f);
-            }
-        }
-    }
 }
 
 void SmartAI::SummonedCreatureDies(Creature* summon, Unit* /*killer*/)