diff --git a/src/server/scripts/Northrend/CrusadersColiseum/TrialOfTheChampion/boss_grand_champions.cpp b/src/server/scripts/Northrend/CrusadersColiseum/TrialOfTheChampion/boss_grand_champions.cpp
index 649a60c6f..3ed2a5f79 100644
--- a/src/server/scripts/Northrend/CrusadersColiseum/TrialOfTheChampion/boss_grand_champions.cpp
+++ b/src/server/scripts/Northrend/CrusadersColiseum/TrialOfTheChampion/boss_grand_champions.cpp
@@ -246,6 +246,12 @@ public:
             events.Reset();
         }
 
+        void MoveInLineOfSight(Unit* who) override
+        {
+            if (pInstance && pInstance->GetData(DATA_INSTANCE_PROGRESS) >= INSTANCE_PROGRESS_GRAND_CHAMPIONS_REACHED_DEST)
+                ScriptedAI::MoveInLineOfSight(who);
+        }
+
         void JustEngagedWith(Unit* /*who*/) override
         {
             events.Reset();
@@ -410,6 +416,12 @@ public:
             }
         }
 
+        void MoveInLineOfSight(Unit* who) override
+        {
+            if (pInstance && pInstance->GetData(DATA_INSTANCE_PROGRESS) >= INSTANCE_PROGRESS_GRAND_CHAMPIONS_REACHED_DEST)
+                npc_escortAI::MoveInLineOfSight(who);
+        }
+
         void JustEngagedWith(Unit* /*who*/) override
         {
             if (pInstance && pInstance->GetData(DATA_INSTANCE_PROGRESS) == INSTANCE_PROGRESS_CHAMPIONS_UNMOUNTED )