diff --git a/core/modules/region/lib/Drupal/region/RegionFormController.php b/core/modules/region/lib/Drupal/region/RegionFormController.php
index 38ed685..a917136 100644
--- a/core/modules/region/lib/Drupal/region/RegionFormController.php
+++ b/core/modules/region/lib/Drupal/region/RegionFormController.php
@@ -34,7 +34,7 @@ public function form(array $form, array &$form_state, EntityInterface $region) {
         'exists' => 'region_load',
         'source' => array('label'),
       ),
-      '#disabled' => (bool) $region->id(),
+      '#disabled' => !$region->isNew(),
     );
     return parent::form($form, $form_state, $region);
   }