diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index de13472..80fd25f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,16 +11,16 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["2.7", "3.5", "3.6", "3.7", "3.8", "3.9", "3.10-dev", "pypy3"]
+        python-version: ["2.7", "3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12-dev", "pypy3"]
         os: [ubuntu-latest]
         include:
           - { python-version: "3.7", os: macos-latest }
 
     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 }}
 
@@ -30,7 +30,7 @@ jobs:
           echo "::set-output name=dir::$(pip cache dir)"
 
       - name: Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
           key:
@@ -52,6 +52,6 @@ jobs:
           make test
 
       - name: Upload coverage
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v3
         with:
           name: ${{ matrix.os }} Python ${{ matrix.python-version }}
diff --git a/setup.py b/setup.py
index 859ba49..6ca8d10 100755
--- a/setup.py
+++ b/setup.py
@@ -126,6 +126,8 @@ def have_environment_marker_support():
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Communications',
diff --git a/tox.ini b/tox.ini
index e799cb4..ac11b17 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # directory.
 
 [tox]
-envlist = py27, py35, py36, py37, py38, py39, pypy
+envlist = py{27, 35, 36, 37, 38, 39, 310, 311, 312, py}
 
 [testenv]
 deps = -rrequirements-tests.txt