diff --git a/.github/workflows/gh_pages.yaml b/.github/workflows/gh_pages.yaml
index 68dde6e..22b40c8 100644
--- a/.github/workflows/gh_pages.yaml
+++ b/.github/workflows/gh_pages.yaml
@@ -33,7 +33,7 @@ jobs:
         run: mkdocs build --strict --clean
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           path: site