diff --git a/security/Security.php b/security/Security.php
index 798689c..5068fec 100644
--- a/security/Security.php
+++ b/security/Security.php
@@ -187,7 +187,7 @@ class Security {
                  
         $con = new \SYSTEM\DB\Connection($dbinfo);
         $res = $con->prepare(   'updateUserLocaleStmt',
-                                'UPDATE '.\SYSTEM\DBD\UserTable::NAME.' SET '.\SYSTEM\DBD\UserTable::FIELD_LOCALE.' = $1 '.
+                                'UPDATE '.(\SYSTEM\system::isSystemDbInfoPG() ? \SYSTEM\DBD\UserTable::NAME_PG : \SYSTEM\DBD\UserTable::NAME_MYS).' SET '.\SYSTEM\DBD\UserTable::FIELD_LOCALE.' = $1 '.
                                 'WHERE '.\SYSTEM\DBD\UserTable::FIELD_ID.' = $2'.' RETURNING '.\SYSTEM\DBD\UserTable::FIELD_LOCALE.';', 
                                 array($lang, $user->id));
         if(!$res->next()){