diff --git a/aider/main.py b/aider/main.py
index 5573b07e1..96788e95a 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -827,6 +827,7 @@ def main(argv=None, input=None, output=None, force_git_root=None, return_coder=F
 
     if args.copypaste:
         from aider.copypaste import ClipboardWatcher
+
         clipboard_watcher = ClipboardWatcher(coder.io, verbose=args.verbose)
         clipboard_watcher.start()