diff --git a/README.md b/README.md
index f9ecdfa..4ce867f 100644
--- a/README.md
+++ b/README.md
@@ -180,7 +180,7 @@ jobs:
           image_import: ./images
           # Default is true, can set to false to only get PDF files
           build_html: false
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: docs
           path: pdfs