diff --git a/data/class/helper/SC_Helper_Purchase.php b/data/class/helper/SC_Helper_Purchase.php
index 80b1d44311..a14db3f51c 100644
--- a/data/class/helper/SC_Helper_Purchase.php
+++ b/data/class/helper/SC_Helper_Purchase.php
@@ -260,7 +260,7 @@ public static function getOrderTemp($uniqId)
     {
         $objQuery = SC_Query_Ex::getSingletonInstance();
 
-        $result = $objQuery->getRow('*', 'dtb_order_temp', 'order_temp_id = ?', array($uniqId));
+        $result = $objQuery->getRow('*', 'dtb_order_temp', 'order_temp_id = ?', [$uniqId]);
         return is_array($result) ? $result : []; // 必ず配列を返す
     }