diff --git a/aider/linter.py b/aider/linter.py
index e3f620408..fbe361386 100644
--- a/aider/linter.py
+++ b/aider/linter.py
@@ -77,7 +77,7 @@ class Linter:
     def lint(self, fname, cmd=None):
         rel_fname = self.get_rel_fname(fname)
         try:
-            code = Path(fname).read_text(encoding=self.encoding, errors='replace')
+            code = Path(fname).read_text(encoding=self.encoding, errors="replace")
         except Exception as e:
             print(f"Error reading file {fname}: {str(e)}")
             return