diff --git a/tests/test_quickstart.py b/tests/test_quickstart.py
index 02140cf02..6c2f70ec4 100644
--- a/tests/test_quickstart.py
+++ b/tests/test_quickstart.py
@@ -254,7 +254,7 @@ def test_extensions(tempdir):
 
 
 def test_exits_when_existing_confpy(monkeypatch):
-    # The code detects existing conf.py with path.isfile() 
+    # The code detects existing conf.py with path.isfile()
     # so we mock it as True with pytest's monkeypatch
     def mock_isfile(path):
         return True