diff --git a/src/ytdl_sub/plugins/file_convert.py b/src/ytdl_sub/plugins/file_convert.py
index 6dbc6031..fa6c0c1f 100644
--- a/src/ytdl_sub/plugins/file_convert.py
+++ b/src/ytdl_sub/plugins/file_convert.py
@@ -138,7 +138,7 @@ class FileConvertPlugin(Plugin[FileConvertOptions]):
                         "when": "post_process",
                         "preferedformat": self.plugin_options.convert_to,
                     }
-                ]
+                ],
             }
         return None