diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 277d7d857..713eb3d67 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -55,7 +55,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.6
+          python-version: 3.9
       - run: pip install -r requirements-tests-py3.txt
       - run: ./tests/pytype_test.py