diff --git a/src/Symfony/Component/HttpKernel/HttpCache/Store.php b/src/Symfony/Component/HttpKernel/HttpCache/Store.php
index 7173f44ee3c76..8862fe28f3235 100644
--- a/src/Symfony/Component/HttpKernel/HttpCache/Store.php
+++ b/src/Symfony/Component/HttpKernel/HttpCache/Store.php
@@ -410,6 +410,7 @@ private function persistRequest(Request $request)
      */
     private function persistResponse(Response $response)
     {
+        $response->headers->remove('X-Debug-Token');
         $headers = $response->headers->all();
         $headers['X-Status'] = array($response->getStatusCode());
 
diff --git a/src/Symfony/Component/HttpKernel/Tests/HttpCache/StoreTest.php b/src/Symfony/Component/HttpKernel/Tests/HttpCache/StoreTest.php
index 12d301f387af5..20fbaa11fd4c9 100644
--- a/src/Symfony/Component/HttpKernel/Tests/HttpCache/StoreTest.php
+++ b/src/Symfony/Component/HttpKernel/Tests/HttpCache/StoreTest.php
@@ -90,6 +90,15 @@ public function testSetsTheXContentDigestResponseHeaderBeforeStoring()
         $this->assertEquals('ena94a8fe5ccb19ba61c4c0873d391e987982fbbd3', $res['x-content-digest'][0]);
     }
 
+    public function testStoresWithoutXDebugToken()
+    {
+        $request = Request::create('/foo');
+        $this->store->write($request, new Response('foo', 200, array('X-Debug-Token' => uniqid())));
+
+        $response = $this->store->lookup($request);
+        $this->assertFalse($response->headers->has('X-Debug-Token'));
+    }
+
     public function testFindsAStoredEntryWithLookup()
     {
         $this->storeSimpleEntry();