diff --git a/src/antares_web_installer/gui/controller.py b/src/antares_web_installer/gui/controller.py
index 3f2836c..bd5732d 100644
--- a/src/antares_web_installer/gui/controller.py
+++ b/src/antares_web_installer/gui/controller.py
@@ -2,6 +2,7 @@
 references:
 ebarr: https://stackoverflow.com/questions/23947281/python-multiprocessing-redirect-stdout-of-a-child-process-to-a-tkinter-text
 """
+
 import shutil
 import typing
 from pathlib import Path