diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 9b206ff..340380a 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -21,10 +21,10 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
+      uses: github/codeql-action/init@v3
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -33,4 +33,4 @@ jobs:
         # queries: ./path/to/local/query, your-org/your-repo/queries@main
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2
+      uses: github/codeql-action/analyze@v3
diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml
index b12f5d0..9c9f53a 100644
--- a/.github/workflows/linting.yml
+++ b/.github/workflows/linting.yml
@@ -16,10 +16,10 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3.8
 
@@ -39,10 +39,10 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
 
diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index 9cc5c2c..06692a2 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -1,4 +1,4 @@
-name: "Publish to PyPI"
+name: "Build and Publish"
 
 on:
   push:
@@ -11,32 +11,49 @@ on:
     - cron: '30 22 15 * *'
 
 jobs:
-  build-and-publish:
-    name: Build and publish Python distributions to PyPI
+  build:
+    name: Build Python distributions
     runs-on: ubuntu-latest
+    strategy:
+      # Matrix to exercise the build backend on all versions of python supported
+      matrix:
+        python: ['3.8', '3.9', '3.10', '3.11', '3.12']
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - name: Set up Python 3.9
-        uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: ${{ matrix.python }}
 
       - name: Install pypa/build
         run: |
           pip install build
+          python --version
           pip list
 
       - name: Build a binary wheel and a source tarball
         run: python -m build
 
+      - uses: actions/upload-artifact@v4
+        with:
+          name: distributions-built-with-py${{ matrix.python }}
+          path: dist/
+
+  publish:
+    name: "Publish to PyPI"
+    # Only upload for an actual tag
+    if: ${{ startsWith(github.ref, 'refs/tags') }}
+    runs-on: ubuntu-latest
+    needs:
+      - build
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          # Download distributions from one job of the matrix
+          name: "distributions-built-with-py-3.12"
+          path: "dist"
+
       - name: Publish distribution to PyPI
-        if: startsWith(github.ref, 'refs/tags')
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           password: ${{ secrets.PYPI_API_TOKEN }}
-
-      - uses: actions/upload-artifact@v3
-        with:
-          name: pypi-packages
-          path: dist/
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8c93441..3a95609 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -69,10 +69,10 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python }}
 
diff --git a/MANIFEST.in b/MANIFEST.in
index a44c8b9..edcaaa0 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,3 +1,2 @@
-include LICENSE
-include README.rst
 include ChangeLog.rst
+graft tests
diff --git a/pyproject.toml b/pyproject.toml
index bf6ea45..6484e68 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools ~= 63.4"]
+requires = ["setuptools ~= 70.0"]
 build-backend = "setuptools.build_meta"
 
 [tool.pytest.ini_options]