diff --git a/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
index 95b9fc5..63ae5d9 100644
--- a/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
+++ b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
@@ -152,6 +152,7 @@ public function buildOverviewForm(array $form, FormStateInterface $form_state) {
 
       $form['legend'] = [
         '#theme' => 'item_list',
+        '#title' => $this->t('Definitions'),
         '#list_type' => 'ul',
         '#items' => $legend,
       ];
@@ -169,6 +170,7 @@ public function buildOverviewForm(array $form, FormStateInterface $form_state) {
 
       $form['info'] = [
         '#theme' => 'item_list',
+        '#title' => $this->t('Important notes'),
         '#list_type' => 'ol',
         '#items' => $info,
       ];