diff --git a/core/modules/rest/src/Tests/DeleteTest.php b/core/modules/rest/src/Tests/DeleteTest.php
index c001691..2d631cc 100644
--- a/core/modules/rest/src/Tests/DeleteTest.php
+++ b/core/modules/rest/src/Tests/DeleteTest.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\rest\Tests;
 
+use Drupal\core\Url;
 use Drupal\rest\Tests\RESTTestBase;
 
 /**
@@ -53,7 +54,7 @@ public function testDelete() {
       $this->assertEqual($response, '', 'Response body is empty.');
 
       // Try to delete an entity that does not exist.
-      $response = $this->httpRequest($entity_type . '/9999', 'DELETE');
+      $response = $this->httpRequest(Url::fromUri('base://' . $entity_type . '/9999'), 'DELETE');
       $this->assertResponse(404);
       $this->assertText('The requested page could not be found.');
 
@@ -73,6 +74,6 @@ public function testDelete() {
     $this->httpRequest($account->urlInfo(), 'DELETE');
     $user = entity_load('user', $account->id(), TRUE);
     $this->assertEqual($account->id(), $user->id(), 'User still exists in the database.');
-    $this->assertResponse(404);
+    $this->assertResponse(405);
   }
 }