diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 79ddd2f5..7fd8bb87 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -33,10 +33,10 @@ jobs:
       with:
         path: ~/.pio/libdeps
         key: ${{ runner.os }}-pio-${{ hashFiles('platformio.ini') }}
-    - name: Set up Python 3.7
+    - name: Set up Python 3.9
       uses: actions/setup-python@v1
       with:
-        python-version: 3.7
+        python-version: 3.9
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip