diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 3efc3f0..ea46a25 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.10
+          python-version: '3.10'
 
       - name: Install dependencies
         run: |