diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index beadbee..1f37c47 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -18,6 +18,7 @@ jobs:
           - '3.7'
           - '3.8'
           - '3.9'
+          - '3.10'
 
     steps:
       - uses: actions/checkout@v2
@@ -34,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.5', '3.6', '3.7', '3.8', '3.9', 'pypy3']
+        python-version: ['3.5', '3.6', '3.7', '3.8', '3.9', '3.10', 'pypy3']
 
     steps:
     - uses: actions/checkout@v2
diff --git a/setup.py b/setup.py
index 3ea5678..dffa23d 100644
--- a/setup.py
+++ b/setup.py
@@ -45,6 +45,7 @@ def main():
             'Programming Language :: Python :: 3.7',
             'Programming Language :: Python :: 3.8',
             'Programming Language :: Python :: 3.9',
+            'Programming Language :: Python :: 3.10',
             'Programming Language :: Python :: Implementation :: CPython',
             'Programming Language :: Python :: Implementation :: PyPy',
             'Topic :: Internet :: Name Service (DNS)',