diff --git a/.github/workflows/build_docs.yml b/.github/workflows/build_docs.yml
index e0cd70b..242397c 100644
--- a/.github/workflows/build_docs.yml
+++ b/.github/workflows/build_docs.yml
@@ -31,6 +31,6 @@ jobs:
         run: cd docs && jupyter book build --html --check-links
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           path: ${{ env.PUBLISH_DIR }}