diff --git a/packages/jupyter-ai/jupyter_ai/chat_handlers/default.py b/packages/jupyter-ai/jupyter_ai/chat_handlers/default.py
index f0ced25d1..b1206da9c 100644
--- a/packages/jupyter-ai/jupyter_ai/chat_handlers/default.py
+++ b/packages/jupyter-ai/jupyter_ai/chat_handlers/default.py
@@ -3,8 +3,8 @@
 
 from jupyter_ai_magics.providers import BaseProvider
 from jupyterlab_chat.models import Message
-from langchain_core.runnables.history import RunnableWithMessageHistory
 from langchain_core.output_parsers import StrOutputParser
+from langchain_core.runnables.history import RunnableWithMessageHistory
 
 from ..context_providers import ContextProviderException, find_commands
 from .base import BaseChatHandler, SlashCommandRoutingType