diff --git a/web/templates/admin/add_db.html b/web/templates/admin/add_db.html
index 74903241..7b180894 100644
--- a/web/templates/admin/add_db.html
+++ b/web/templates/admin/add_db.html
@@ -61,7 +61,7 @@
                                     <?php
                                         print __('User');
                                         // if (is_it_mysql_or_mariadb()=='mysql')
-                                        echo "&nbsp;&nbsp;&nbsp;&nbsp;<em><small>(".__('maximum characters length, including prefix', 16).")</small></em>";
+                                        echo "&nbsp;&nbsp;&nbsp;&nbsp;<em><small>(".__('maximum characters length, including prefix', $_SESSION['MAX_DBUSER_LEN']).")</small></em>";
                                     ?>
                                 </td>
                             </tr>