diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4e97479..773464a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -80,6 +80,10 @@ jobs:
           python-version: ${{ matrix.python }}
       - uses: actions/download-artifact@v3
         with: {name: python-distribution-files, path: dist/}
+      - name: Install tox-gh plugin
+        run: python -m pip install tox-gh>=1.2
+      - name: Setup test suite
+        run: tox -vv --notest
       - name: Run tests
         env:
           # New variables should match a `passenv` pattern under `[testenv]` in tox.ini
@@ -87,9 +91,8 @@ jobs:
           NEXTFLOWTOWER_CONNECTION_URI: ${{ secrets.NEXTFLOWTOWER_CONNECTION_URI }}
           SYNAPSE_CONNECTION_URI: ${{ secrets.SYNAPSE_CONNECTION_URI }}
         run: >-
-          pipx run --spec 'tox~=3.0' tox
-          --installpkg '${{ needs.prepare.outputs.wheel-path }}'
-          -- -rFEx --durations 10 --color yes
+            tox --installpkg '${{ needs.prepare.outputs.wheel-path }}'
+            -- -rFEx --durations 10 --color yes
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3
         with:
diff --git a/setup.cfg b/setup.cfg
index 42bcda2..a1b06a9 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -41,7 +41,7 @@ package_dir =
     =src
 
 # Require a min/specific Python version (comma-separated conditions)
-python_requires = >=3.8
+python_requires = >=3.8, <3.12
 
 # Add here dependencies of your project (line-separated), e.g. requests>=2.2,<3.0.
 # Version specifiers like >=2.2,<3.0 avoid problems due to API changes in
diff --git a/tox.ini b/tox.ini
index 448e310..7375c05 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,10 +3,13 @@
 # THIS SCRIPT IS SUPPOSED TO BE AN EXAMPLE. MODIFY IT ACCORDING TO YOUR NEEDS!
 
 [tox]
-minversion = 3.24
-envlist = default
+minversion = 4.2
 isolated_build = True
 
+[gh]
+python =
+    3.8: py38
+    3.11: py311
 
 [testenv]
 description = Invoke pytest to run automated tests