diff --git a/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php b/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php
index 701d259..fde2679 100644
--- a/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php
+++ b/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php
@@ -73,8 +73,8 @@ public function dynamicRoutes(RouteBuildEvent $event) {
             continue;
           }
           // Check authentication.
-          if (is_array($enabled_methods[$method]['options']['_auth']) && !empty($enabled_methods[$method]['options']['_auth'])) {
-            $route->setOption('_auth', $enabled_methods[$method]['options']['_auth']);
+          if (is_array($enabled_methods[$method]['supported_auth']) && !empty($enabled_methods[$method]['supported_auth'])) {
+            $route->setOption('_auth', $enabled_methods[$method]['supported_auth']);
           }
           // If there is no format requirement or if it matches the
           // configuration also add the route.
diff --git a/core/modules/rest/lib/Drupal/rest/Tests/AuthTest.php b/core/modules/rest/lib/Drupal/rest/Tests/AuthTest.php
index d2afe66..3618931 100644
--- a/core/modules/rest/lib/Drupal/rest/Tests/AuthTest.php
+++ b/core/modules/rest/lib/Drupal/rest/Tests/AuthTest.php
@@ -92,4 +92,5 @@ protected function basicAuthGet($path, $username, $password) {
 
     return $out;
   }
+
 }
diff --git a/core/modules/rest/lib/Drupal/rest/Tests/RESTTestBase.php b/core/modules/rest/lib/Drupal/rest/Tests/RESTTestBase.php
index 8290d8a..16dae4e 100644
--- a/core/modules/rest/lib/Drupal/rest/Tests/RESTTestBase.php
+++ b/core/modules/rest/lib/Drupal/rest/Tests/RESTTestBase.php
@@ -205,7 +205,7 @@ protected function enableService($resource_type, $method = 'GET', $format = NULL
       }
     }
     if (is_array($auth) && !empty($auth)) {
-      $settings[$resource_type][$method]['options']['_auth'] = $auth;
+      $settings[$resource_type][$method]['supported_auth'] = $auth;
     }
 
     $config->set('resources', $settings);