diff --git a/components/serializer.rst b/components/serializer.rst
index c820527c4a2..e39e1ee5578 100644
--- a/components/serializer.rst
+++ b/components/serializer.rst
@@ -661,7 +661,7 @@ When serializing, you can set a callback to format a specific object property::
 
     $defaultContext = [
         AbstractNormalizer::CALLBACKS => [
-            'createdAt' => $callback,
+            'createdAt' => $dateCallback,
         ],
     ];