1 files changed, 1 insertions, 1 deletions
diff --git a/core/modules/system/tests/modules/form_test/src/Form/FormTestValidateRequiredForm.php b/core/modules/system/tests/modules/form_test/src/Form/FormTestValidateRequiredForm.php
index 13aec60..91be7b1 100644
--- a/core/modules/system/tests/modules/form_test/src/Form/FormTestValidateRequiredForm.php
+++ b/core/modules/system/tests/modules/form_test/src/Form/FormTestValidateRequiredForm.php
@@ -84,7 +84,7 @@ class FormTestValidateRequiredForm extends FormBase {
    * {@inheritdoc}
    */
   public function submitForm(array &$form, FormStateInterface $form_state) {
-    drupal_set_message('The form_test_validate_required_form form was submitted successfully.');
+    $this->messenger()->addStatus('The form_test_validate_required_form form was submitted successfully.');
   }
 
 }