diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7ab53c68..0470a288 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Build
         run: make build-cover
       - name: Upload Poseidon binary
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: poseidon
           path: poseidon
@@ -80,7 +80,7 @@ jobs:
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
       - name: Upload coverage report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: ${{ success() || failure() }}
         with:
           name: coverage_unit
@@ -224,7 +224,7 @@ jobs:
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
       - name: Upload coverage report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: ${{ success() || failure() }}
         with:
           name: coverage_run
diff --git a/.github/workflows/python-ci.yml b/.github/workflows/python-ci.yml
index df884982..2a157946 100644
--- a/.github/workflows/python-ci.yml
+++ b/.github/workflows/python-ci.yml
@@ -28,7 +28,7 @@ jobs:
         run: pipenv run python main.py
         working-directory: deploy/grafana-dashboard
       - name: Upload Grafana Dashboard JSON
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: grafana-dashboard.json
           path: deploy/grafana-dashboard/main.json