diff --git a/.github/workflows/tests-python.yaml b/.github/workflows/tests-python.yaml
index b1dc15bc..0c9f32f3 100644
--- a/.github/workflows/tests-python.yaml
+++ b/.github/workflows/tests-python.yaml
@@ -24,7 +24,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.10
+          python-version: '3.10'
           cache: "pip" # caching pip dependencies
           cache-dependency-path: setup.py