diff --git a/redirect.module b/redirect.module
index ce51d62..38ae479 100644
--- a/redirect.module
+++ b/redirect.module
@@ -406,18 +406,21 @@ function redirect_source_link_get_status_messages(array $form, FormStateInterfac
  * Implements hook_entity_extra_field_info().
  */
 function redirect_entity_extra_field_info() {
-
-  $node_types = \Drupal::entityTypeManager()
-    ->getStorage('node_type')
-    ->loadMultiple();
-
   $extra = [];
-  foreach ($node_types as $node_type) {
-    $extra['node'][$node_type->id()]['form']['url_redirects'] = [
-      'label' => t('URL redirects'),
-      'description' => t('Redirect module form elements'),
-      'weight' => 50,
-    ];
+
+  $entity_type_manager = \Drupal::entityTypeManager();
+  if ($entity_type_manager->getDefinition('node_type', FALSE)) {
+    $node_types = $entity_type_manager
+      ->getStorage('node_type')
+      ->loadMultiple();
+
+    foreach ($node_types as $node_type) {
+      $extra['node'][$node_type->id()]['form']['url_redirects'] = [
+        'label' => t('URL redirects'),
+        'description' => t('Redirect module form elements'),
+        'weight' => 50,
+      ];
+    }
   }
 
   return $extra;