diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index 0181d34..6796c1c 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -24,4 +24,4 @@ jobs:
       - name: Deploy preview
         uses: rossjrw/pr-preview-action@v1
         with:
-          source-dir: docs
+          source-dir: _site