diff --git a/src/server/scripts/Kalimdor/CavernsOfTime/CullingOfStratholme/culling_of_stratholme.cpp b/src/server/scripts/Kalimdor/CavernsOfTime/CullingOfStratholme/culling_of_stratholme.cpp
index bc3e60f41..eb1b042b7 100644
--- a/src/server/scripts/Kalimdor/CavernsOfTime/CullingOfStratholme/culling_of_stratholme.cpp
+++ b/src/server/scripts/Kalimdor/CavernsOfTime/CullingOfStratholme/culling_of_stratholme.cpp
@@ -1412,66 +1412,56 @@ class npc_cos_chromie_start : public CreatureScript
 public:
     npc_cos_chromie_start() : CreatureScript("npc_cos_chromie_start") { }
 
-    struct npc_cos_chromie_startAI : public ScriptedAI
+    bool OnQuestAccept(Player*, Creature* creature, const Quest* pQuest)
     {
-        npc_cos_chromie_startAI(Creature* creature) : ScriptedAI(creature) {}
-
-        bool OnQuestAccept(Player*, Creature* creature, const Quest* pQuest)
+        if (pQuest->GetQuestId() == QUEST_DISPELLING_ILLUSIONS)
         {
-            if (pQuest->GetQuestId() == QUEST_DISPELLING_ILLUSIONS)
+            if (InstanceScript* pInstance = creature->GetInstanceScript())
             {
-                if (InstanceScript* pInstance = creature->GetInstanceScript())
+                pInstance->SetData(DATA_SHOW_CRATES, 1);
+            }
+        }
+
+        return true;
+    }
+
+    bool OnGossipSelect(Player* player, Creature* creature, uint32 /*sender*/, uint32 /*action*/)
+    {
+        // final menu id, show crates if hidden and add item if missing
+        if (player->PlayerTalkClass->GetGossipMenu().GetMenuId() == 9595)
+        {
+            if (InstanceScript* pInstance = creature->GetInstanceScript())
+            {
+                if (pInstance->GetData(DATA_ARTHAS_EVENT) == COS_PROGRESS_NOT_STARTED)
                 {
                     pInstance->SetData(DATA_SHOW_CRATES, 1);
                 }
             }
 
-            return true;
+            if (!player->HasItemCount(ITEM_ARCANE_DISRUPTOR))
+            {
+                creature->CastSpell(player, SPELL_SUMMON_ARCANE_DISRUPTOR);
+            }
         }
-
-        bool OnGossipSelect(Player* player, Creature* creature, uint32 /*sender*/, uint32 /*action*/)
+        // Skip Event
+        else if (player->PlayerTalkClass->GetGossipMenu().GetMenuId() == 11277)
         {
-            // final menu id, show crates if hidden and add item if missing
-            if (player->PlayerTalkClass->GetGossipMenu().GetMenuId() == 9595)
+            if (InstanceScript* pInstance = creature->GetInstanceScript())
             {
-                if (InstanceScript* pInstance = creature->GetInstanceScript())
+                if (pInstance->GetData(DATA_ARTHAS_EVENT) == COS_PROGRESS_NOT_STARTED)
                 {
-                    if (pInstance->GetData(DATA_ARTHAS_EVENT) == COS_PROGRESS_NOT_STARTED)
+                    pInstance->SetData(DATA_ARTHAS_EVENT, COS_PROGRESS_FINISHED_INTRO);
+                    if (Creature* arthas = ObjectAccessor::GetCreature(*creature, pInstance->GetGuidData(DATA_ARTHAS)))
                     {
-                        pInstance->SetData(DATA_SHOW_CRATES, 1);
+                        arthas->AI()->Reset();
                     }
                 }
-
-                if (!player->HasItemCount(ITEM_ARCANE_DISRUPTOR))
-                {
-                    me->CastSpell(player, SPELL_SUMMON_ARCANE_DISRUPTOR);
-                }
+                player->NearTeleportTo(LeaderIntroPos2.GetPositionX(), LeaderIntroPos2.GetPositionY(), LeaderIntroPos2.GetPositionZ(), LeaderIntroPos2.GetOrientation());
             }
-            // Skip Event
-            else if (player->PlayerTalkClass->GetGossipMenu().GetMenuId() == 11277)
-            {
-                if (InstanceScript* pInstance = creature->GetInstanceScript())
-                {
-                    if (pInstance->GetData(DATA_ARTHAS_EVENT) == COS_PROGRESS_NOT_STARTED)
-                    {
-                        pInstance->SetData(DATA_ARTHAS_EVENT, COS_PROGRESS_FINISHED_INTRO);
-                        if (Creature* arthas = ObjectAccessor::GetCreature(*creature, pInstance->GetGuidData(DATA_ARTHAS)))
-                        {
-                            arthas->AI()->Reset();
-                        }
-                    }
-                    player->NearTeleportTo(LeaderIntroPos2.GetPositionX(), LeaderIntroPos2.GetPositionY(), LeaderIntroPos2.GetPositionZ(), LeaderIntroPos2.GetOrientation());
-                }
-            }
-
-            // return false to display last windows
-            return false;
         }
-    };
 
-    CreatureAI* GetAI(Creature* creature) const override
-    {
-        return GetCullingOfStratholmeAI<npc_cos_chromie_startAI>(creature);
+        // return false to display last windows
+        return false;
     }
 };