diff --git a/.github/workflows/pipeline.yml b/.github/workflows/pipeline.yml
index a4a9775..d5dbd35 100644
--- a/.github/workflows/pipeline.yml
+++ b/.github/workflows/pipeline.yml
@@ -12,7 +12,7 @@ jobs:
       matrix:
         python-version: ["3.10", "3.11", "3.12"]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v6
       with:
@@ -35,7 +35,7 @@ jobs:
         pip install "pymc>=5.0.0"
         pytest --cov=./calibr8 --cov-append --cov-report xml --cov-report term-missing calibr8
     - name: Upload coverage
-      uses: codecov/codecov-action@v5
+      uses: codecov/codecov-action@v6
       with:
         file: ./coverage.xml
     - name: Test Wheel install and import
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index a58a71f..107c57d 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -9,7 +9,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: actions/setup-python@v6
       with:
         python-version: '3.x'
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6595a3d..c3f271a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
     env:
       PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python
       uses: actions/setup-python@v6
       with:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d03fd7b..e5c13f4 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -3,7 +3,7 @@
 exclude: docs/|\.(csv|json)$
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v4.2.0
+  rev: v6.0.0
   hooks:
     - id: check-merge-conflict
     - id: check-toml
@@ -11,16 +11,16 @@ repos:
     - id: end-of-file-fixer
     - id: trailing-whitespace
 - repo: https://github.com/PyCQA/isort
-  rev: 5.12.0
+  rev: 8.0.1
   hooks:
     - id: isort
       name: isort
 - repo: https://github.com/psf/black
-  rev: 22.3.0
+  rev: 26.3.1
   hooks:
     - id: black
 - repo: https://github.com/pre-commit/mirrors-mypy
-  rev: v1.3.0
+  rev: v1.20.1
   hooks:
   -   id: mypy
       exclude: 'test_.*?\.py$'
diff --git a/calibr8/contrib/normal.py b/calibr8/contrib/normal.py
index 5fd8741..71e38ab 100644
--- a/calibr8/contrib/normal.py
+++ b/calibr8/contrib/normal.py
@@ -2,6 +2,7 @@
 This module implements reusable calibration models
 with Normal distributions for the dependent variable.
 """
+
 from typing import Optional, Sequence, Tuple
 
 from .. import core, utils
diff --git a/calibr8/contrib/studentt.py b/calibr8/contrib/studentt.py
index 71fc324..e51f933 100644
--- a/calibr8/contrib/studentt.py
+++ b/calibr8/contrib/studentt.py
@@ -2,6 +2,7 @@
 This module implements reusable calibration models
 with Students-t distributions for the dependent variable.
 """
+
 import typing
 import warnings
 from typing import Optional, Sequence, Tuple
diff --git a/calibr8/core.py b/calibr8/core.py
index 15ddfc9..97e50b9 100644
--- a/calibr8/core.py
+++ b/calibr8/core.py
@@ -4,6 +4,7 @@
 Also, it implements a variety of modeling functions such as polynomials,
 or (asymmetric) logistic functions and their corresponding inverse functions.
 """
+
 import datetime
 import inspect
 import json
diff --git a/calibr8/optimization.py b/calibr8/optimization.py
index ab3c2d8..60c0892 100644
--- a/calibr8/optimization.py
+++ b/calibr8/optimization.py
@@ -2,6 +2,7 @@
 The optimization module implements convenience functions for maximum
 likelihood estimation of calibration model parameters.
 """
+
 import logging
 from typing import Any, Literal, Mapping, Optional, Sequence, Tuple, Union
 
diff --git a/calibr8/utils.py b/calibr8/utils.py
index 9197213..f510d02 100644
--- a/calibr8/utils.py
+++ b/calibr8/utils.py
@@ -2,6 +2,7 @@
 This module implements helper functions for a variety of tasks, including
 imports, timestamp parsing and plotting.
 """
+
 import datetime
 import warnings
 from collections.abc import Iterable
diff --git a/setup.py b/setup.py
index 2aab35d..dc7dc17 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@ def package_files(directory):
     fp_typed = pathlib.Path(ROOT, __packagename__, "py.typed")
     fp_typed.touch()
     paths = [str(fp_typed.absolute())]
-    for (path, directories, filenames) in os.walk(directory):
+    for path, directories, filenames in os.walk(directory):
         for filename in filenames:
             paths.append(os.path.join("..", path, filename))
     return paths