diff --git a/components/serializer.rst b/components/serializer.rst
index d35051ddf5d..1ebe70bb204 100644
--- a/components/serializer.rst
+++ b/components/serializer.rst
@@ -606,7 +606,7 @@ A custom name converter can handle such cases::
         public function denormalize(string $propertyName)
         {
             // removes 'org_' prefix
-            return 'org_' === substr($propertyName, 0, 4) ? substr($propertyName, 4) : $propertyName;
+            return str_starts_with($propertyName, 'org_') ? substr($propertyName, 4) : $propertyName;
         }
     }