diff --git a/webapp/controller/ShopController.class.php b/webapp/controller/ShopController.class.php
index 965ac7f2..5f961977 100644
--- a/webapp/controller/ShopController.class.php
+++ b/webapp/controller/ShopController.class.php
@@ -430,7 +430,7 @@ class ShopController extends BaseAuthedController
         $max_count = count($arrCosts);
         $cost = $count < $max_count ? $arrCosts[$count] : -1;
 
-        error_log('address: ' . $address . ' idx:'. $selection['idx'] . ' refresh_info:' . "{$count}/{$max_count}" . ' cost:' . $cost);
+        error_log('getDailySelectionList address: ' . $address . ' idx:'. $selection['idx'] . ' refresh_info:' . "{$count}/{$max_count}" . ' cost:' . $cost);
 
         $this->_rspData(
             array(