diff --git a/module/upgrade/model.php b/module/upgrade/model.php
index 188941b317..13b0193ad5 100644
--- a/module/upgrade/model.php
+++ b/module/upgrade/model.php
@@ -972,7 +972,7 @@ class upgradeModel extends model
             case '17_1':
                 $confirmContent .= file_get_contents($this->getUpgradeFile('17.1'));
                 $xuanxuanSql     = $this->app->getAppRoot() . 'db' . DS . 'upgradexuanxuan5.6.sql';
-                $confirmContent .= file_get_contents($xuanxuanSql);                
+                $confirmContent .= file_get_contents($xuanxuanSql);
         }
 
         return $confirmContent;