diff --git a/src/sdqc_check/causality/__init__.py b/src/sdqc_check/causality/__init__.py
index 5c6e79d..942e808 100644
--- a/src/sdqc_check/causality/__init__.py
+++ b/src/sdqc_check/causality/__init__.py
@@ -3,5 +3,3 @@
 __all__ = [
     'CausalAnalysis',
 ]
-
-