diff --git a/webapp/controller/MarketController.class.php b/webapp/controller/MarketController.class.php
index 74f582a5..acf5978f 100644
--- a/webapp/controller/MarketController.class.php
+++ b/webapp/controller/MarketController.class.php
@@ -912,7 +912,7 @@ class MarketController extends BaseController {
         $signature = getReqVal('signature', '');
         $net_id = getReqVal('net_id', '');
         
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         $nftDb = Nft::findNftByOwner($account, $nft_token);
         $nftDetail = Nft::toDto($nftDb);