diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..f46e454
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,22 @@
+name: tests
+
+on:
+  push:
+    branches:
+      - '*'
+
+jobs:
+  run-tests:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
+      with:
+        python-version: |
+          3.11
+          3.8
+          3.7
+          3.6.15
+    - run: pip3 install tox
+    - run: tox
diff --git a/tox.ini b/tox.ini
index 0adfa82..547f8b5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,7 +3,7 @@ envlist =
     py36,
     py37,
     py38,
-    py38-custom
+    py311,
 
 [testenv]
 setenv =