diff --git a/scripts/outland/tempest_keep/the_eye/boss_kaelthas.cpp b/scripts/outland/tempest_keep/the_eye/boss_kaelthas.cpp
index b4fb4a08f3..61be62d2b8 100644
--- a/scripts/outland/tempest_keep/the_eye/boss_kaelthas.cpp
+++ b/scripts/outland/tempest_keep/the_eye/boss_kaelthas.cpp
@@ -209,6 +209,7 @@ struct MANGOS_DLL_DECL advisorbase_ai : public ScriptedAI
         m_bDoubled_Health = true;
         m_creature->SetHealth(m_creature->GetMaxHealth());
         m_creature->SetStandState(UNIT_STAND_STATE_STAND);
+        m_creature->RemoveFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE);
 
         DoCastSpellIfCan(m_creature, SPELL_RES_VISUAL);
         m_uiDelayRes_Timer = 2000;