diff --git a/.github/workflows/dashboards-reports-test-and-build-workflow.yml b/.github/workflows/dashboards-reports-test-and-build-workflow.yml
index d1e92b8f..511a4cc0 100644
--- a/.github/workflows/dashboards-reports-test-and-build-workflow.yml
+++ b/.github/workflows/dashboards-reports-test-and-build-workflow.yml
@@ -62,7 +62,7 @@ jobs:
           mv ./build/*.zip ./build/${{ env.ARTIFACT_NAME }}-${{ env.OPENSEARCH_PLUGIN_VERSION }}.zip
 
       - name: Upload Artifact For Linux
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
           name: dashboards-reports-linux
           path: ./build/${{ env.ARTIFACT_NAME }}-${{ env.OPENSEARCH_PLUGIN_VERSION }}.zip
@@ -119,7 +119,7 @@ jobs:
           mv ./build/*.zip ./build/${{ env.ARTIFACT_NAME }}-${{ env.OPENSEARCH_PLUGIN_VERSION }}.zip
 
       - name: Upload Artifact For Windows
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
           name: dashboards-reports-windows
           path: ./build/${{ env.ARTIFACT_NAME }}-${{ env.OPENSEARCH_PLUGIN_VERSION }}.zip
\ No newline at end of file
diff --git a/.github/workflows/dco.yml b/.github/workflows/dco.yml
deleted file mode 100644
index cf30ea89..00000000
--- 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 }}