diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1253b3055..b96b655b8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -132,7 +132,7 @@ jobs:
           path: _site/pdf
 
       - name: Upload Pages artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
 
       - name: Deploy to GitHub Pages
         uses: actions/deploy-pages@v4