diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 11ab938..9fbd7d1 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,6 +14,8 @@ jobs:
         uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v5
+        with:
+          python-version: '3.16'
       - name: Install PlatformIO
         run: python -m pip install --upgrade pip platformio
       - run: platformio check --fail-on-defect low --fail-on-defect medium --fail-on-defect high --skip-packages
@@ -36,6 +38,8 @@ jobs:
         uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v5
+        with:
+          python-version: '3.16'
       - name: Install PlatformIO
         run: python -m pip install --upgrade pip platformio
       - run: platformio test -e native