diff --git a/src/imglyb/OSXAWTwrapper.py b/src/imglyb/OSXAWTwrapper.py
index 1057755..883cdb6 100644
--- a/src/imglyb/OSXAWTwrapper.py
+++ b/src/imglyb/OSXAWTwrapper.py
@@ -17,7 +17,6 @@
 import os
 import sys
 
-
 usage = (
     "usage: python OSXAWTwrapper.py "
     "[module name | script path] "
@@ -68,13 +67,13 @@ def runAwtStuff():
 def main():
     try:
         import objc
-        from PyObjCTools import AppHelper
         from AppKit import (
-            NSApplication,
             NSApp,
-            NSObject,
+            NSApplication,
             NSApplicationActivationPolicyRegular,
+            NSObject,
         )
+        from PyObjCTools import AppHelper
 
         # from Foundation import *
 
diff --git a/src/imglyb/__init__.py b/src/imglyb/__init__.py
index 5c6bde6..0887867 100644
--- a/src/imglyb/__init__.py
+++ b/src/imglyb/__init__.py
@@ -1,11 +1,12 @@
-from functools import lru_cache
 import logging
+from functools import lru_cache
 from typing import Any, Callable, Dict
 
 import scyjava
 import scyjava.config as sjconf
 
-from .config import get_imglib2_imglyb_version, version as __version__  # noqa: F401
+from .config import get_imglib2_imglyb_version
+from .config import version as __version__  # noqa: F401
 from .imglib_ndarray import ImgLibReferenceGuard as _ImgLibReferenceGuard
 from .ndarray_like_as_img import (
     as_cell_img,
diff --git a/src/imglyb/imglib_ndarray.py b/src/imglyb/imglib_ndarray.py
index 358e1d5..86b533f 100644
--- a/src/imglyb/imglib_ndarray.py
+++ b/src/imglyb/imglib_ndarray.py
@@ -1,7 +1,7 @@
 import ctypes
 
-import numpy as np
 import jpype
+import numpy as np
 import scyjava
 
 from imglyb import util
diff --git a/src/imglyb/ndarray_like_as_img.py b/src/imglyb/ndarray_like_as_img.py
index 89f5ac0..0315724 100644
--- a/src/imglyb/ndarray_like_as_img.py
+++ b/src/imglyb/ndarray_like_as_img.py
@@ -1,17 +1,13 @@
 import logging
 import math
+
 import numpy as np
 import scyjava
-
 from jpype import JException, JImplements, JOverride
 
-from . import accesses
-from . import caches
-from . import types
-from . import util
+from . import accesses, caches, types, util
 from .reference_store import ReferenceStore
 
-
 _global_reference_store = ReferenceStore()
 
 _logger = logging.getLogger(__name__)
diff --git a/src/imglyb/util.py b/src/imglyb/util.py
index 4dfc5f3..0f047cc 100644
--- a/src/imglyb/util.py
+++ b/src/imglyb/util.py
@@ -2,8 +2,7 @@
 
 import numpy as np
 import scyjava
-
-from jpype import JImplements, JOverride, JLong, JArray
+from jpype import JArray, JImplements, JLong, JOverride
 
 _logger = logging.getLogger(__name__)
 
diff --git a/tests/test_imglyb.py b/tests/test_imglyb.py
index 0a8019a..249375f 100644
--- a/tests/test_imglyb.py
+++ b/tests/test_imglyb.py
@@ -1,9 +1,9 @@
-from jpype import JArray, JInt, JLong
-import pytest
-import imglyb
 import numpy as np
+import pytest
 import scyjava
+from jpype import JArray, JInt, JLong
 
+import imglyb
 from imglyb.imglib_ndarray import NumpyView
 
 
diff --git a/tests/test_version.py b/tests/test_version.py
index fd372ef..a14d7ea 100644
--- a/tests/test_version.py
+++ b/tests/test_version.py
@@ -1,9 +1,9 @@
 from pathlib import Path
 
+import scyjava
 import toml
 
 import imglyb
-import scyjava
 
 
 def _expected_version():