diff --git a/.github/workflows/deploy_docs.yml b/.github/workflows/deploy_docs.yml
index 64852fa..4f28f9b 100644
--- a/.github/workflows/deploy_docs.yml
+++ b/.github/workflows/deploy_docs.yml
@@ -34,7 +34,7 @@ jobs:
       - name: Build site
         run: mkdocs build --strict
 
-      - uses: actions/upload-pages-artifact@v3
+      - uses: actions/upload-pages-artifact@v4
         with:
           path: site