diff --git a/src/Symfony/Component/HttpFoundation/Tests/StreamedResponseTest.php b/src/Symfony/Component/HttpFoundation/Tests/StreamedResponseTest.php
index 2d8654ef68..f52badf6a4 100644
--- a/src/Symfony/Component/HttpFoundation/Tests/StreamedResponseTest.php
+++ b/src/Symfony/Component/HttpFoundation/Tests/StreamedResponseTest.php
@@ -28,7 +28,7 @@ class StreamedResponseTest extends \PHPUnit_Framework_TestCase
     {
         $response = new StreamedResponse(function () { echo 'foo'; });
         $request = Request::create('/');
-        $request->server->set('SERVER_PROTOCOL', '1.1');
+        $request->server->set('SERVER_PROTOCOL', 'HTTP/1.1');
 
         $response->prepare($request);
 
@@ -41,7 +41,7 @@ class StreamedResponseTest extends \PHPUnit_Framework_TestCase
     {
         $response = new StreamedResponse(function () { echo 'foo'; });
         $request = Request::create('/');
-        $request->server->set('SERVER_PROTOCOL', '1.0');
+        $request->server->set('SERVER_PROTOCOL', 'HTTP/1.0');
 
         $response->prepare($request);