diff --git a/aider/commands.py b/aider/commands.py
index 58b1c764a..fea6a208d 100644
--- a/aider/commands.py
+++ b/aider/commands.py
@@ -820,9 +820,7 @@ class Commands:
             else:
                 # Use substring matching like we do for read-only files
                 matched_files = [
-                    self.coder.get_rel_fname(f) 
-                    for f in self.coder.abs_fnames 
-                    if expanded_word in f
+                    self.coder.get_rel_fname(f) for f in self.coder.abs_fnames if expanded_word in f
                 ]
 
             if not matched_files: