diff --git a/webapp/controller/OutAppNftController.class.php b/webapp/controller/OutAppNftController.class.php
index 0b1783e2..df97a43e 100644
--- a/webapp/controller/OutAppNftController.class.php
+++ b/webapp/controller/OutAppNftController.class.php
@@ -288,9 +288,14 @@ class OutAppNftController extends BaseController {
             'type' => 0,
             'image' => '',
             'on_sale' => $onSale,
-            'detail' => array()
+            'detail' => array(),
+            'last_lock_time' => 0,
         );
         if (!empty($nftDb)) {
+            if ($nftDb['owner_address'] == LOCK_CONTRACT_ADDRESS ||
+                $nftDb['owner_address'] == ETH_LOCK_CONTRACT_ADDRESS) {
+                $info['last_lock_time'] = $nftDb['last_lock_time'];
+            }
             $this->internalGetNftDetail($nftDb, $info);
         }
     }