diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index bab2ac2..ee55d7c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "pypy3"]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10-dev", "pypy3"]
         os: [ubuntu-latest, macos-latest, windows-latest]
         include:
           # Include new variables for Codecov
@@ -53,7 +53,7 @@ jobs:
           tox -e py
 
       - name: Upload coverage
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v2
         with:
           flags: ${{ matrix.codecov-flag }}
           name: ${{ matrix.os }} Python ${{ matrix.python-version }}
diff --git a/setup.py b/setup.py
index e39446f..12ee044 100644
--- a/setup.py
+++ b/setup.py
@@ -67,6 +67,10 @@ def read(*rnames):
                    'Programming Language :: Python :: 3.4',
                    'Programming Language :: Python :: 3.5',
                    'Programming Language :: Python :: 3.6',
+                   'Programming Language :: Python :: 3.7',
+                   'Programming Language :: Python :: 3.8',
+                   'Programming Language :: Python :: 3.9',
+                   'Programming Language :: Python :: 3.10',
                    'Programming Language :: Python :: Implementation :: PyPy',
                    'Topic :: Internet',
                    ('Topic :: Software Development :'
diff --git a/tox.ini b/tox.ini
index cd25d99..414fda5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 envlist =
     lint
-    py{36, 37, 38, 39, py3}
+    py{36, 37, 38, 39, 310, py3}
 
 [testenv]
 deps =