diff --git a/.github/workflows/run_unittest_on_pr_open.yml b/.github/workflows/run_unittest_on_pr_open.yml
index f258d9fd..175a8b13 100644
--- a/.github/workflows/run_unittest_on_pr_open.yml
+++ b/.github/workflows/run_unittest_on_pr_open.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies