diff --git a/kyu_7/factorial/__init__.py b/kyu_7/factorial/__init__.py
index 0d4024da9d8..dcc62b69df6 100644
--- a/kyu_7/factorial/__init__.py
+++ b/kyu_7/factorial/__init__.py
@@ -1 +1 @@
-"""Factorial."""
\ No newline at end of file
+"""Factorial."""