diff --git a/gepetuto/magic.py b/gepetuto/magic.py
index d472dd4..adc24db 100644
--- a/gepetuto/magic.py
+++ b/gepetuto/magic.py
@@ -1,4 +1,5 @@
 """Load / reload / hide code snippets from jupyter notebook."""
+
 import logging
 
 from IPython.core.magic import Magics, line_magic, magics_class
diff --git a/tests/test_args.py b/tests/test_args.py
index 90db8f6..ff09fa1 100644
--- a/tests/test_args.py
+++ b/tests/test_args.py
@@ -1,4 +1,5 @@
 """Unit tests for gepetuto."""
+
 import unittest
 from pathlib import Path