diff --git a/scripts/searchfirst.py b/scripts/searchfirst.py
index f5bb888..6ffe3c3 100644
--- a/scripts/searchfirst.py
+++ b/scripts/searchfirst.py
@@ -5,6 +5,7 @@
 """SearchFirst script to run a simple segmentation."""
 
 import typer
+
 from faim_wako_searchfirst.main import run
 
 
diff --git a/tests/test_cellpose.py b/tests/test_cellpose.py
index 5447d40..99fc161 100644
--- a/tests/test_cellpose.py
+++ b/tests/test_cellpose.py
@@ -9,6 +9,7 @@
 from pathlib import Path
 
 import pytest
+
 from faim_wako_searchfirst.main import run
 
 
diff --git a/tests/test_filter.py b/tests/test_filter.py
index 2e77173..6f0f412 100644
--- a/tests/test_filter.py
+++ b/tests/test_filter.py
@@ -8,9 +8,10 @@
 
 import numpy as np
 import pytest
-from faim_wako_searchfirst.filter import border, dilate, feature
 from skimage.io import imread
 
+from faim_wako_searchfirst.filter import border, dilate, feature
+
 
 @pytest.fixture
 def _label_image():
diff --git a/tests/test_main.py b/tests/test_main.py
index 910c14d..4b99c33 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -11,11 +11,12 @@
 import numpy as np
 import pandas as pd
 import pytest
+from skimage.io import imread
+
 from faim_wako_searchfirst.filter import area, bounding_box, solidity
 from faim_wako_searchfirst.main import run
 from faim_wako_searchfirst.sample import centers, dense_grid, grid_overlap
 from faim_wako_searchfirst.segment import threshold
-from skimage.io import imread
 
 
 @pytest.fixture
diff --git a/tests/test_sample.py b/tests/test_sample.py
index 74cfd36..a4d9078 100644
--- a/tests/test_sample.py
+++ b/tests/test_sample.py
@@ -8,9 +8,10 @@
 
 import pandas as pd
 import pytest
-from faim_wako_searchfirst.sample import object_centered_grid, region_centered_grid
 from skimage.io import imread
 
+from faim_wako_searchfirst.sample import object_centered_grid, region_centered_grid
+
 
 @pytest.fixture
 def _label_image():