diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 98ad6cc..245485a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,13 +21,13 @@ jobs:
             toxenv: py39-test
 
           - os: ubuntu-latest
-            python-version: 3.8
-            name: Python 3.8 with minimal dependencies
-            toxenv: py38-test
+            python-version: 3.10
+            name: Python 3.10 with minimal dependencies
+            toxenv: py310-test
 
           - os: ubuntu-latest
-            python-version: 3.7
-            name: Python 3.7 with minimal dependencies
+            python-version: 3.11
+            name: Python 3.11 with minimal dependencies
             toxenv: py37-test
 
           - os: ubuntu-latest
@@ -36,19 +36,19 @@ jobs:
             toxenv: py39-test-dev
 
           - os: ubuntu-latest
-            python-version: 3.9
-            name: Python 3.9, all dependencies, and dev versions of key dependencies
-            toxenv: py39-test-dev
+            python-version: 3.11
+            name: Python 3.11, all dependencies, and dev versions of key dependencies
+            toxenv: py311-test-dev
 
           - os: ubuntu-latest
-            python-version: 3.9
-            name: Python 3.9, all dependencies, and coverage
-            toxenv: py39-test-all-cov
+            python-version: 3.11
+            name: Python 3.11, all dependencies, and coverage
+            toxenv: py311-test-all-cov
 
           - os: macos-latest
-            python-version: 3.9
-            name: Python 3.9 with all dependencies on MacOS X
-            toxenv: py39-test-all-dev
+            python-version: 3.11
+            name: Python 3.11 with all dependencies on MacOS X
+            toxenv: py311-test-all-dev
 
           # - os: windows-latest
           #   python-version: 3.7
@@ -56,14 +56,14 @@ jobs:
           #   toxenv: py37-test-all-dev
 
           - os: ubuntu-latest
-            python-version: 3.9
+            python-version: 3.11
             name: Documentation
             toxenv: build_docs
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install testing dependencies
@@ -72,6 +72,6 @@ jobs:
       run: tox -v -e ${{ matrix.toxenv }}
     - name: Upload coverage to codecov
       if: ${{ contains(matrix.toxenv,'-cov') }}
-      uses: codecov/codecov-action@v1.0.13
+      uses: codecov/codecov-action@v3
       with:
         file: ./coverage.xml
\ No newline at end of file
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 708072b..c881b8e 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -7,11 +7,11 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
         name: Install Python
         with:
-          python-version: '3.9'
+          python-version: '3.11'
       - name: Install build
         run: python -m pip install build
       - name: Build sdist
@@ -26,11 +26,11 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/v')
     steps:
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4
         with:
           name: artifact
           path: dist
-      - uses: pypa/gh-action-pypi-publish@master
+      - uses: pypa/gh-action-pypi-publish@release/v1
         with:
           user: __token__
           password: ${{ secrets.pypi_password }}
diff --git a/tox.ini b/tox.ini
index add0626..014b409 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py{36,37,38,39}-test{,-all,-dev,-cov}
+    py{36,37,38,39,310,311}-test{,-all,-dev,-cov}
     build_docs
     codestyle
 requires =