diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 9d3163d1..bb2aaf6c 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -39,6 +39,7 @@ jobs:
         cp -r docs/_build/html/* gh-pages/
         cd gh-pages
         touch .nojekyll
+        echo clouddrift.org > CNAME
         git config --local user.email "action@github.com"
         git config --local user.name "GitHub Action"
         git add .