diff --git a/.github/workflows/gh-pages.yaml b/.github/workflows/gh-pages.yaml
index a8e5d6c8..dbc64281 100644
--- a/.github/workflows/gh-pages.yaml
+++ b/.github/workflows/gh-pages.yaml
@@ -29,7 +29,7 @@ jobs:
       - name: Build docs
         run: |
           pnpm run build:demo
-          touch ./demo/dist/index.html
+          cp ./demo/dist/index.html ./demo/dist/404.html
 
       - name: Deploy site
         uses: JamesIves/github-pages-deploy-action@v4