diff --git a/webapp/controller/MarketController.class.php b/webapp/controller/MarketController.class.php
index 4f017c75..fb907065 100644
--- a/webapp/controller/MarketController.class.php
+++ b/webapp/controller/MarketController.class.php
@@ -780,7 +780,7 @@ class MarketController extends BaseController {
             return '';
         };
 
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         $counts = $conn->execQuery(
             'SELECT count(*) as count FROM t_market_store '.
@@ -952,7 +952,7 @@ class MarketController extends BaseController {
         $signature = getReqVal('signature', '');
         $net_id = getReqVal('net_id', '');
 
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
         $conn->execScript('DELETE FROM t_market_store WHERE '.'token_id=\''.$nft_token.'\'');
 
         $this->_rspOk();
@@ -1142,7 +1142,7 @@ class MarketController extends BaseController {
         )
         );
 
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         // 1. check order status
         $chk = SqlHelper::selectOne($conn, 't_market_store', array('status','idx', 'c_name', 'token_type'), array('o_link' => $orderId));
@@ -1196,7 +1196,7 @@ class MarketController extends BaseController {
         )
         );
 
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         // 1. check order status
         $chk = SqlHelper::selectOne($conn, 't_market_store', array('status'), array('o_link' => $orderId));
@@ -1241,7 +1241,7 @@ class MarketController extends BaseController {
         )
         );
         
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         // 1. check order status
         $chk = SqlHelper::selectOne($conn, 't_market_store', array('status'), array('o_link' => $orderId));
@@ -1308,7 +1308,7 @@ class MarketController extends BaseController {
     }
 
     private function attach_market_selling(&$row) {
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         $rows = $conn->execQuery(
             'SELECT * FROM t_market_store '.
@@ -1333,7 +1333,7 @@ class MarketController extends BaseController {
 
     private function listMySelledNfts($account, $type)
     {
-        $conn = myself()->_getMysql('');
+        $conn = myself()->_getMarketMysql('');
 
         $rows = $conn->execQuery(
             'SELECT * FROM t_market_store '.