diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index c78a70b..f4e505b 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -47,7 +47,7 @@ jobs:
           benchpkgplot ${{env.PACKAGE_NAME}} --rev="${{github.event.pull_request.base.sha}},${{github.event.pull_request.head.sha}}" --npart=10 --format=pdf --input-dir=results/ --output-dir=plots/
 
       - name: Upload plot as artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: plots
           path: plots