diff --git a/packages/jupyter-ai/jupyter_ai/handlers.py b/packages/jupyter-ai/jupyter_ai/handlers.py
index 6b46dbb4e..6002310ba 100644
--- a/packages/jupyter-ai/jupyter_ai/handlers.py
+++ b/packages/jupyter-ai/jupyter_ai/handlers.py
@@ -116,14 +116,14 @@ def get_chat_user(self) -> ChatUser:
         """Retrieves the current user. If `jupyter_collaboration` is not
         installed, one is synthesized from the server's current shell
         environment."""
-        # Get a dictionary of all loaded extensions. 
+        # Get a dictionary of all loaded extensions.
         # (`serverapp` is a property on all `JupyterHandler` subclasses)
         extensions = self.serverapp.extension_manager.extensions
         collaborative = (
             "jupyter_collaboration" in extensions
             and extensions["jupyter_collaboration"].enabled
         )
-        
+
         if collaborative:
             names = self.current_user.name.split(" ", maxsplit=2)
             initials = getattr(self.current_user, "initials", None)