diff --git a/Source/Game/Spells/Spell.cs b/Source/Game/Spells/Spell.cs
index 68bdd05c5..7a2e48981 100644
--- a/Source/Game/Spells/Spell.cs
+++ b/Source/Game/Spells/Spell.cs
@@ -2651,7 +2651,11 @@ namespace Game.Spells
                     TriggerGlobalCooldown();
 
                 //item: first cast may destroy item and second cast causes crash
-                if (m_casttime == 0 && m_spellInfo.StartRecoveryTime == 0 && m_castItemGUID.IsEmpty() && GetCurrentContainer() == CurrentSpellTypes.Generic)
+                // commented out !m_spellInfo->StartRecoveryTime, it forces instant spells with global cooldown to be processed in spell::update
+                // as a result a spell that passed CheckCast and should be processed instantly may suffer from this delayed process
+                // the easiest bug to observe is LoS check in AddUnitTarget, even if spell passed the CheckCast LoS check the situation can change in spell::update
+                // because target could be relocated in the meantime, making the spell fly to the air (no targets can be registered, so no effects processed, nothing in combat log)
+                if (m_casttime == 0 && /*m_spellInfo.StartRecoveryTime == 0 && */ m_castItemGUID.IsEmpty() && GetCurrentContainer() == CurrentSpellTypes.Generic)
                     cast(true);
             }
         }