diff --git a/cibuildwheel/util.py b/cibuildwheel/util.py
index 9cd2187e..87ce5d17 100644
--- a/cibuildwheel/util.py
+++ b/cibuildwheel/util.py
@@ -191,5 +191,3 @@ def detect_ci_provider() -> Optional[CIProvider]:
         return CIProvider.other
     else:
         return None
-
-