diff --git a/controller/upload_file.rst b/controller/upload_file.rst
index 02d8fdc3219..71bd9f58e8b 100644
--- a/controller/upload_file.rst
+++ b/controller/upload_file.rst
@@ -271,7 +271,7 @@ Then, define a service for this class:
 
             App\Service\FileUploader:
                 arguments:
-                    $targetDir: '%brochures_directory%'
+                    $targetDirectory: '%brochures_directory%'
 
     .. code-block:: xml