diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 45dcb680..89e72c2b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Set up Python 3.10
         uses: actions/setup-python@v2
         with:
-          python-version: 3.10
+          python-version: '3.10'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip