diff --git a/src/Symfony/Component/HttpKernel/DataCollector/TimeDataCollector.php b/src/Symfony/Component/HttpKernel/DataCollector/TimeDataCollector.php
index 7c0cdaa90d7d1..b83c44a48dea5 100644
--- a/src/Symfony/Component/HttpKernel/DataCollector/TimeDataCollector.php
+++ b/src/Symfony/Component/HttpKernel/DataCollector/TimeDataCollector.php
@@ -47,7 +47,7 @@ public function collect(Request $request, Response $response/*, \Throwable $exce
         }
 
         $this->data = [
-            'token' => $response->headers->get('X-Debug-Token'),
+            'token' => $request->attributes->get('_stopwatch_token'),
             'start_time' => $startTime * 1000,
             'events' => [],
             'stopwatch_installed' => class_exists(Stopwatch::class, false),