diff --git a/manual/en/tools.txt b/manual/en/tools.txt
index 22321bbe4..24c380914 100644
--- a/manual/en/tools.txt
+++ b/manual/en/tools.txt
@@ -227,7 +227,7 @@ Now you can get an exporter instance and export the loaded metadata to yml:
 
     [php]
     $exporter = $cme->getExporter('yml', '/path/to/export/yml');
-    $exporter->setMetadata($metadatas);
+    $exporter->setMetadata($metadata);
     $exporter->export();
 
 You can also reverse engineer a database using the `orm:convert-mapping` command: