diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index 733a1bd..3e98d40 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -90,8 +90,8 @@ namespace MetaData
     bool Equip::NeedTrace()
     {
         return i->equip_type() == EquipType_Bullet &&
-            i->equip_subtype() == BulletType_Missile &&
-            i->equip_subtype() == BulletType_Trace;
+            (i->equip_subtype() == BulletType_Missile ||
+             i->equip_subtype() == BulletType_Trace);
     }
 
     void Player::Init()