diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d36952e..064c847 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -26,7 +26,7 @@ jobs:
           if [ -n "$(git status --porcelain)" ]; then echo 'workspace is dirty after rebuilding' ; git status ; git diff ; exit 1 ; fi
 
       - name: Upload build folder
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: github.ref == 'refs/heads/main'
         with:
           name: site