diff --git a/src/server/scripts/EasternKingdoms/BastionOfTwilight/boss_halfus_wyrmbreaker.cpp b/src/server/scripts/EasternKingdoms/BastionOfTwilight/boss_halfus_wyrmbreaker.cpp
index d547e94f54a..18e5c057ccd 100644
--- a/src/server/scripts/EasternKingdoms/BastionOfTwilight/boss_halfus_wyrmbreaker.cpp
+++ b/src/server/scripts/EasternKingdoms/BastionOfTwilight/boss_halfus_wyrmbreaker.cpp
@@ -390,6 +390,7 @@ class npc_halfus_enslaved_dragon : public CreatureScript
             {
                 me->SetDisableGravity(false);
                 me->SendSetPlayHoverAnim(false);
+                me->DespawnOrUnsummon(Seconds(6));
 
                 if (me->GetEntry() != NPC_ORPHANED_EMERALD_WELP)
                     if (Creature* protoBehemoth = _instance->GetCreature(DATA_PROTO_BEHEMOTH))
diff --git a/src/server/scripts/EasternKingdoms/BastionOfTwilight/instance_bastion_of_twilight.cpp b/src/server/scripts/EasternKingdoms/BastionOfTwilight/instance_bastion_of_twilight.cpp
index 242a4bdc366..6e9d41f4c79 100644
--- a/src/server/scripts/EasternKingdoms/BastionOfTwilight/instance_bastion_of_twilight.cpp
+++ b/src/server/scripts/EasternKingdoms/BastionOfTwilight/instance_bastion_of_twilight.cpp
@@ -188,7 +188,10 @@ class instance_bastion_of_twilight : public InstanceMapScript
                         else if (state == FAIL)
                         {
                             if (Creature* protoBehemoth = GetCreature(DATA_PROTO_BEHEMOTH))
+                            {
+                                protoBehemoth->AI()->EnterEvadeMode();
                                 protoBehemoth->DespawnOrUnsummon(Milliseconds(0), Seconds(30));
+                            }
 
                             for (ObjectGuid guid : _halfusEncounterGUIDs)
                                 if (Creature* creature = instance->GetCreature(guid))