diff --git a/.github/workflows/dco.yml b/.github/workflows/dco.yml
deleted file mode 100644
index 53ed5304c..000000000
--- a/.github/workflows/dco.yml
+++ /dev/null
@@ -1,18 +0,0 @@
-name: Developer Certificate of Origin Check
-
-on: [pull_request]
-
-jobs:
-  check:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Get PR Commits
-        id: 'get-pr-commits'
-        uses: tim-actions/get-pr-commits@v1.1.0
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-      - name: DCO Check
-        uses: tim-actions/dco@v1.1.0
-        with:
-          commits: ${{ steps.get-pr-commits.outputs.commits }}
\ No newline at end of file
diff --git a/.github/workflows/test-workflow.yml b/.github/workflows/test-workflow.yml
index 56c0c1c13..5f665d83c 100644
--- a/.github/workflows/test-workflow.yml
+++ b/.github/workflows/test-workflow.yml
@@ -59,7 +59,7 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
       # This step uses the upload-artifact Github action: https://github.com/actions/upload-artifact
       - name: Upload Artifacts
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
-          name: alerting-plugin-${{ matrix.os }}
+          name: alerting-plugin-${{ matrix.os }}-${{ matrix.java }}
           path: alerting-artifacts