diff --git a/.github/workflows/ci-test.yaml b/.github/workflows/ci-test.yaml
index 05b28d4e..054ce451 100644
--- a/.github/workflows/ci-test.yaml
+++ b/.github/workflows/ci-test.yaml
@@ -90,7 +90,7 @@ jobs:
             ${{ env.OASIS_NODE_DATADIR }}/fixture.json
 
       - name: Upload to codecov.io
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
 
   test-go-c10l:
     runs-on: ubuntu-latest
@@ -168,4 +168,4 @@ jobs:
             ${{ env.OASIS_NODE_DATADIR }}/fixture.json
 
       - name: Upload to codecov.io
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1