diff --git a/src/darsia/corrections/color/illuminationcorrection.py b/src/darsia/corrections/color/illuminationcorrection.py
index ed8f1fcc..dde51898 100644
--- a/src/darsia/corrections/color/illuminationcorrection.py
+++ b/src/darsia/corrections/color/illuminationcorrection.py
@@ -1,7 +1,7 @@
 """Module containing illumination correction functionality."""
 
-from typing import Literal, Union
 from pathlib import Path
+from typing import Literal, Union
 
 import matplotlib.pyplot as plt
 import numpy as np