diff --git a/webapp/controller/BagController.class.php b/webapp/controller/BagController.class.php
index a47c83a7..c669d647 100644
--- a/webapp/controller/BagController.class.php
+++ b/webapp/controller/BagController.class.php
@@ -256,6 +256,7 @@ class BagController extends BaseAuthedController {
             $this->_rspErr(1, "You don't have the item yet");
             return;
         }
+        Bag::addDurability($targetDb['item_uniid'], $itemMeta['param1']);
         Bag::decItemByUnIid($itemDb['item_uniid'], $itemNum);
         $this->propertyChgService->addBagChg();
         $this->_rspData(array(
diff --git a/webapp/models/Bag.php b/webapp/models/Bag.php
index e27ae235..db0b19c2 100644
--- a/webapp/models/Bag.php
+++ b/webapp/models/Bag.php
@@ -193,4 +193,9 @@ class Bag extends BaseModel {
             );
     }
 
+    public static function addDurability($itemUniId, $val)
+    {
+
+    }
+
 }