diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 842d0900..726a6e1b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -129,7 +129,7 @@ jobs:
         run: |
           uv run pytest tests/test_benchmarks.py -v --benchmark-only --benchmark-json=benchmark-results.json
       - name: Upload benchmark results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: benchmark-results
           path: benchmark-results.json