diff --git a/aider/main.py b/aider/main.py
index 96788e95a..222e330db 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -14,6 +14,7 @@ import importlib_resources
 from dotenv import load_dotenv
 from prompt_toolkit.enums import EditingMode
 
+from aider.copypaste import ClipboardWatcher
 from aider import __version__, models, urls, utils
 from aider.analytics import Analytics
 from aider.args import get_parser
@@ -826,10 +827,7 @@ def main(argv=None, input=None, output=None, force_git_root=None, return_coder=F
         coder.file_watcher = file_watcher
 
     if args.copypaste:
-        from aider.copypaste import ClipboardWatcher
-
         clipboard_watcher = ClipboardWatcher(coder.io, verbose=args.verbose)
-        clipboard_watcher.start()
 
     coder.show_announcements()