diff --git a/src/game/Unit.cpp b/src/game/Unit.cpp
index 1af0ebd3bb..c412be0e30 100644
--- a/src/game/Unit.cpp
+++ b/src/game/Unit.cpp
@@ -1547,7 +1547,8 @@ void Unit::DealMeleeDamage(CalcDamageInfo *damageInfo, bool durabilityLoss)
 
     // If this is a creature and it attacks from behind it has a probability to daze it's victim
     if( (damageInfo->hitOutCome==MELEE_HIT_CRIT || damageInfo->hitOutCome==MELEE_HIT_CRUSHING || damageInfo->hitOutCome==MELEE_HIT_NORMAL || damageInfo->hitOutCome==MELEE_HIT_GLANCING) &&
-        GetTypeId() != TYPEID_PLAYER && !((Creature*)this)->GetCharmerOrOwnerGUID() && !pVictim->HasInArc(M_PI, this) )
+        GetTypeId() != TYPEID_PLAYER && !((Creature*)this)->GetCharmerOrOwnerGUID() && !pVictim->HasInArc(M_PI, this)
+        && (pVictim->GetTypeId() == TYPEID_PLAYER || !((Creature*)pVictim)->isWorldBoss()))
     {
         // -probability is between 0% and 40%
         // 20% base chance