core/modules/rest/src/EventSubscriber/ResourceResponseSubscriber.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/modules/rest/src/EventSubscriber/ResourceResponseSubscriber.php b/core/modules/rest/src/EventSubscriber/ResourceResponseSubscriber.php
index 9c1a8cd..ba1e3eb 100644
--- a/core/modules/rest/src/EventSubscriber/ResourceResponseSubscriber.php
+++ b/core/modules/rest/src/EventSubscriber/ResourceResponseSubscriber.php
@@ -191,6 +191,7 @@ protected function flattenResponse(ResourceResponseInterface $response) {
     assert('!empty($response->getContent())');
     $final_response = ($response instanceof CacheableResponseInterface) ? new CacheableResponse() : new Response();
     $final_response->setContent($response->getContent());
+    $final_response->setStatusCode($response->getStatusCode());
     $final_response->headers->add($response->headers->all());
     if ($final_response instanceof CacheableResponseInterface) {
       $final_response->addCacheableDependency($response->getCacheableMetadata());