diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index a698440..bbc6c46 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -26,6 +26,8 @@ jobs:
       - name: Build the JupyterLite site
         run: |
           make
+      - name: Deploy to live.mathics.org
+        run: echo live.mathics.org > dist/CNAME
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with: