diff --git a/src/Symfony/Component/HttpFoundation/Response.php b/src/Symfony/Component/HttpFoundation/Response.php
index <HASH>..<HASH> 100644
--- a/src/Symfony/Component/HttpFoundation/Response.php
+++ b/src/Symfony/Component/HttpFoundation/Response.php
@@ -1100,7 +1100,7 @@ class Response
      */
     public function isRedirect($location = null)
     {
-        return in_array($this->statusCode, array(201, 301, 302, 303, 307)) && (null === $location ?: $location == $this->headers->get('Location'));
+        return in_array($this->statusCode, array(201, 301, 302, 303, 307, 308)) && (null === $location ?: $location == $this->headers->get('Location'));
     }
 
     /**
[HttpFoundation] Added <I> as a valid redirect code