diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 7f5f982..7c54c1b 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -67,3 +67,15 @@ jobs:
     - name: Test with unittest
       run: |
         python3 -m unittest discover
+
+  python-311-macos:
+    runs-on: macos-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.11'
+    - name: Test with unittest
+      run: |
+        python3 -m unittest discover
diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index 789789f..cd89704 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -67,3 +67,15 @@ jobs:
     - name: Test with unittest
       run: |
         python3 -m unittest discover
+
+  python-311-ubuntu:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.11'
+    - name: Test with unittest
+      run: |
+        python3 -m unittest discover
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 0df8487..6614905 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -67,3 +67,15 @@ jobs:
     - name: Test with unittest
       run: |
         python3 -m unittest discover
+
+  python-311-windows:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.11'
+    - name: Test with unittest
+      run: |
+        python3 -m unittest discover