diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index cb37b4c..616f7d8 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -27,7 +27,7 @@ jobs:
           cp -r --no-preserve=all result/ _site
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
 
   deploy:
     name: deploy