diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 1e43a22..a733c03 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -14,7 +14,7 @@ jobs:
     - name: Set up Python 3.10
       uses: actions/setup-python@v4
       with:
-        python-version: 3.10
+        python-version: '3.10'
     - name: Build wheel and source tarball
       run: |
         pip install wheel