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/gradle.yml b/.github/workflows/gradle.yml
index c5b521bba..dd47ebf98 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -35,7 +35,7 @@ jobs:
       working-directory:  ./tmp/performance-analyzer-rca
       run: ./gradlew build --stacktrace
     - name: Upload reports
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: gradle-reports
         path: ./tmp/performance-analyzer-rca/build/reports