diff --git a/aider/mdstream.py b/aider/mdstream.py
index 966599df3..fb595072d 100755
--- a/aider/mdstream.py
+++ b/aider/mdstream.py
@@ -42,7 +42,7 @@ The end.
 
 class MarkdownStream:
     """Streaming markdown renderer that progressively displays content with a live updating window.
-    
+
     Uses rich.console and rich.live to render markdown content with smooth scrolling
     and partial updates. Maintains a sliding window of visible content while streaming
     in new markdown text.