diff --git a/migration.rst b/migration.rst
index 89bfd5c21c1..144fe93d08d 100644
--- a/migration.rst
+++ b/migration.rst
@@ -433,7 +433,7 @@ which script to call and wrap the output in a response class::
     {
         public function loadLegacyScript(string $requestPath, string $legacyScript)
         {
-            return StreamedResponse::create(
+            return new StreamedResponse(
                 function () use ($requestPath, $legacyScript) {
                     $_SERVER['PHP_SELF'] = $requestPath;
                     $_SERVER['SCRIPT_NAME'] = $requestPath;