diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index a57b3d1..949a1cf 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -79,7 +79,7 @@ jobs:
           --self-contained-html
     
     - name: Upload test results
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v5
       if: always()
       with:
         name: test-results-${{ matrix.python-version }}
@@ -263,7 +263,7 @@ jobs:
         twine check dist/*
     
     - name: Upload build artifacts
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v5
       with:
         name: dist
         path: dist/
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b3625b1..7f23614 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,7 +54,7 @@ jobs:
         run: npm run e2e
       - name: Upload Playwright report
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: playwright-report
           path: frontend/react-dashboard/playwright-report
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 0a8fdae..78d08e7 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -61,7 +61,7 @@ jobs:
           TAG="${{ github.ref_name }}"
           sed "s|ghcr.io/OWNER/dspy-lightweight:latest|ghcr.io/${OWNER}/dspy-lightweight:${TAG}|g" deploy/k8s/agent-deployment.yaml > deploy/k8s/rendered/agent-deployment.yaml
       - name: Upload rendered manifests
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: k8s-manifests
           path: deploy/k8s/rendered
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 961f21a..97d3419 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -39,7 +39,7 @@ jobs:
           sudo apt-get update && sudo apt-get install -y jq
           bash scripts/retention_audit.sh || true
       - name: Upload reports
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: dspy_reports
           path: .dspy_reports/**