diff --git a/protected/src/outputs/app/home/val_tests_out.php b/protected/src/outputs/app/home/val_tests_out.php
index df5d6eb..a925900 100644
--- a/protected/src/outputs/app/home/val_tests_out.php
+++ b/protected/src/outputs/app/home/val_tests_out.php
@@ -19,7 +19,7 @@ class val_tests_out {
         $div_class = $input['classes']['div_class'] ?? "";
         $form_builder = new Form();
         $form_builder->set_escape(false);
-        $form_builder->open(options: ['autocomplete'=>'off']);
+        $form_builder->open(options: ['autocomplete'=>'off', 'class'=>'needs-validation was-validated']);
         $form_builder->fieldset_open(['style'=>'width: 200px;']);
         $form_builder->legend("News Letter");
         $data = $form_builder->build_group($input);