diff --git a/.github/workflows/citation.yml b/.github/workflows/citation.yml
index 48a73a1..616c7df 100644
--- a/.github/workflows/citation.yml
+++ b/.github/workflows/citation.yml
@@ -63,7 +63,7 @@ jobs:
           fi
       - name: Upload PDF
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: preview.pdf
           path: preview.pdf