diff --git a/aider/main.py b/aider/main.py
index ff18aa01b..b5e0dadcd 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -15,6 +15,7 @@ from dotenv import load_dotenv
 from prompt_toolkit.enums import EditingMode
 
 from aider import __version__, models, urls, utils
+from aider.models import ModelSettings
 from aider.analytics import Analytics
 from aider.args import get_parser
 from aider.coders import Coder