diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index b999e5ca42..484d878c8f 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index c90cf86af9..937ba4a11b 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -9,8 +9,8 @@ jobs:
     name: Install distribution from source
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: '3.9'
       - name: Install dependencies
diff --git a/.github/workflows/publish_pypi.yml b/.github/workflows/publish_pypi.yml
index c0418dfdad..c72c39a562 100644
--- a/.github/workflows/publish_pypi.yml
+++ b/.github/workflows/publish_pypi.yml
@@ -7,8 +7,8 @@ jobs:
     name: Build and publish Python distribution to PyPI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: '3.9'
       - name: Build a binary wheel and a source tarball
@@ -17,6 +17,6 @@ jobs:
           python setup.py sdist bdist_wheel
       - name: Publish distribution to PyPI
         if: startsWith(github.ref, 'refs/tags')
-        uses: pypa/gh-action-pypi-publish@v1.3.0
+        uses: pypa/gh-action-pypi-publish@v1.8.14
         with:
           password: ${{ secrets.PYPI_PASSWORD }}
diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index f7dea26746..65125db82f 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -18,8 +18,8 @@ jobs:
           - '3.12'
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
diff --git a/.gitignore b/.gitignore
index b2e7862d51..822f9a8b04 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ dist/
 *.egg-info/
 *.pyc
 .tox/
+.DS_Store