diff --git a/.github/workflows/test_3d_parallelism.yaml b/.github/workflows/test_3d_parallelism.yaml
index 2d3530a3..4c39d0c2 100644
--- a/.github/workflows/test_3d_parallelism.yaml
+++ b/.github/workflows/test_3d_parallelism.yaml
@@ -24,7 +24,7 @@ jobs:
     - name: Set up Python 3.10
       uses: actions/setup-python@v2
       with:
-        python-version: 3.10
+        python-version: '3.10'
 
     - name: Python environment
       run: |