diff --git a/aider/main.py b/aider/main.py
index 3e47fa723..4e6aa1564 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -872,7 +872,10 @@ def main(argv=None, input=None, output=None, force_git_root=None, return_coder=F
 
     if args.watch_files:
         file_watcher = FileWatcher(
-            coder, gitignores=ignores, verbose=args.verbose, analytics=analytics,
+            coder,
+            gitignores=ignores,
+            verbose=args.verbose,
+            analytics=analytics,
             root=str(Path.cwd()) if args.subtree_only else None,
         )
         coder.file_watcher = file_watcher