diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6e0640e..757b361 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -26,7 +26,7 @@ jobs:
           echo "isotag=${VER}-${REL}" >> $GITHUB_ENV
 
       - name: Upload iso artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: mbp-ubuntu-${{ steps.tag.outputs.tag }}.z01
           path: ${{ github.workspace }}/output/*