diff --git a/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php b/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php
index 1332e7b..7fe6520 100644
--- a/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php
+++ b/core/modules/rest/lib/Drupal/rest/EventSubscriber/RouteSubscriber.php
@@ -75,7 +75,7 @@ public function dynamicRoutes(RouteBuildEvent $event) {
           // If there is no format requirement or if it matches the
           // configuration also add the route.
           $format_requirement = $route->getRequirement('_format');
-          if (!$format_requirement || in_array($format_requirement, $enabled_methods[$method]['supportedFormats'])) {
+          if (!$format_requirement || empty($method_settings['supportedFormats']) || in_array($format_requirement, $enabled_methods[$method]['supportedFormats']))) {
             $collection->add("rest.$name", $route);
           }
         }