diff --git a/config/schema/select2boxes.schema.yml b/config/schema/select2boxes.schema.yml
index f87189f..bed73a7 100644
--- a/config/schema/select2boxes.schema.yml
+++ b/config/schema/select2boxes.schema.yml
@@ -40,3 +40,6 @@ field.widget.third_party.select2boxes:
     enable_select2:
       type: boolean
       label: 'Enable Select2 widget for dropdowns'
+    use_taxonomy_term_parent_as_output_group:
+      type: boolean
+      label: 'Use the parent item as output group'
diff --git a/select2boxes.module b/select2boxes.module
index 8241e46..f66f0eb 100644
--- a/select2boxes.module
+++ b/select2boxes.module
@@ -95,15 +95,25 @@ function select2boxes_field_widget_third_party_settings_form(WidgetInterface $pl
         ],
       ],
     ];
+    $element['use_taxonomy_term_parent_as_output_group'] = [
+      '#type'          => 'checkbox',
+      '#title'         => t('Use the parent item as output group'),
+      '#description'   => t('If selected the parent items will not be selectable. If the hierarchy contanis multiple levels it is the higest level directly descending from the root that will be used.'),
+      '#default_value' => isset($settings['use_taxonomy_term_parent_as_output_group']) && $settings['use_taxonomy_term_parent_as_output_group'] == '1',
+    ];
+    return $element;
+  }
+  elseif ($plugin->getPluginId() == 'select2boxes_autocomplete_single') {
+      $element['use_taxonomy_term_parent_as_output_group'] = [
+      '#type'          => 'checkbox',
+      '#title'         => t('Use the parent item as output group'),
+      '#description'   => t('If selected the parent items will not be selectable. If the hierarchy contanis multiple levels it is the higest level directly descending from the root that will be used.'),
+      '#default_value' => isset($settings['use_taxonomy_term_parent_as_output_group']) && $settings['use_taxonomy_term_parent_as_output_group'] == '1',
+    ];
     return $element;
   }
   // Add the options, specific for the single entity reference and list widgets.
-  elseif ($plugin->getPluginId() == 'select2boxes_autocomplete_list' || $plugin->getPluginId() == 'select2boxes_autocomplete_single') {
-    // Ignore fields with auto-creation option enabled.
-    if (isset($field_definition->getSetting('handler_settings')['auto_create'])) {
-      return [];
-    }
-
+  elseif ($plugin->getPluginId() == 'select2boxes_autocomplete_list') {
     // Add an option to allow users to include the flag icons.
     $types = ['language_field', 'language', 'country'];
     if (in_array($field_definition->getType(), $types)