diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 119c290..d3ed162 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: [3.7, 3.8, 3.9, "3.10"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11-dev"]
 
     steps:
     - uses: actions/checkout@v2
diff --git a/setup.py b/setup.py
index d29af4e..a012c82 100644
--- a/setup.py
+++ b/setup.py
@@ -28,6 +28,7 @@
         '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',
     ],