diff --git a/.github/workflows/run_unittest_on_pr_open.yml b/.github/workflows/run_unittest_on_pr_open.yml
index 1697b03c..c50fde17 100644
--- a/.github/workflows/run_unittest_on_pr_open.yml
+++ b/.github/workflows/run_unittest_on_pr_open.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
@@ -25,4 +25,4 @@ jobs:
           pip install -r ./requirements.txt
       - name: Test with unittest
         run: |
-          python -m unittest discover -s ./tests  -p 'test_*.py'
\ No newline at end of file
+          python -m unittest discover -s ./tests  -p 'test_*.py'