diff --git a/html/preferences.html b/html/preferences.html
index c188ee2..3267032 100644
--- a/html/preferences.html
+++ b/html/preferences.html
@@ -54,6 +54,7 @@
             <option value="es">Español</option>
             <option value="fa">فارسی</option>
             <option value="it">Italiano</option>
+            <option value="pl">Polski</option>
             <option value="pt">Português</option>
             <option value="ru">Русский</option>
             <option value="fi">Finnish</option>