diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f45720a..13c25b5 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -15,7 +15,7 @@ repos:
   - id: trailing-whitespace
 
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.5.7
+  rev: v0.6.1
   hooks:
   - id: ruff
     args: ["--fix", "--show-fixes"]
diff --git a/tests/test_benchmark.py b/tests/test_benchmark.py
index 7e29b2e..d27609e 100644
--- a/tests/test_benchmark.py
+++ b/tests/test_benchmark.py
@@ -1,6 +1,7 @@
-import pybase64
 import pytest
 
+import pybase64
+
 from . import utils
 
 pytestmark = pytest.mark.benchmark
diff --git a/tests/test_main.py b/tests/test_main.py
index 8520418..7d70901 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -5,12 +5,13 @@
 from collections.abc import Iterator, Sequence
 from pathlib import Path
 
-import pybase64
 import pytest
+
+import pybase64
 from pybase64.__main__ import main
 
 
-@pytest.fixture()
+@pytest.fixture
 def emptyfile(tmp_path: Path) -> Iterator[str]:
     _file = tmp_path / "empty"
     _file.write_bytes(b"")
@@ -18,7 +19,7 @@ def emptyfile(tmp_path: Path) -> Iterator[str]:
     _file.unlink()
 
 
-@pytest.fixture()
+@pytest.fixture
 def hellofile(tmp_path: Path) -> Iterator[str]:
     _file = tmp_path / "helloworld"
     _file.write_bytes(b"hello world !/?\n")
diff --git a/tests/test_pybase64.py b/tests/test_pybase64.py
index 9fc5683..1991afe 100644
--- a/tests/test_pybase64.py
+++ b/tests/test_pybase64.py
@@ -7,8 +7,9 @@
 from enum import IntEnum
 from typing import Any
 
-import pybase64
 import pytest
+
+import pybase64
 from pybase64._typing import Buffer, Decode, Encode
 
 from . import utils
diff --git a/tests/utils.py b/tests/utils.py
index c9d636d..d4951de 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -4,9 +4,10 @@
 from collections.abc import Iterator
 from typing import Any
 
-import pybase64
 import pytest
 
+import pybase64
+
 _has_extension = hasattr(pybase64, "_set_simd_path")
 assert _has_extension or os.environ.get("CIBUILDWHEEL", "0") == "0"
 
@@ -34,7 +35,7 @@ def _get_simd_name(simd_id: int) -> str:
 )
 
 
-@pytest.fixture()
+@pytest.fixture
 def simd(request: pytest.FixtureRequest) -> Iterator[int]:
     simd_id = request.param
     if not _has_extension: