diff --git a/.github/workflows/ci_workflow.yml b/.github/workflows/ci_workflow.yml
index ff3d01376..49a8365ef 100644
--- a/.github/workflows/ci_workflow.yml
+++ b/.github/workflows/ci_workflow.yml
@@ -92,7 +92,7 @@ jobs:
 
     - name: Upload coverage to Codecov
       if: matrix.python-version == '3.9' && github.repository == 'emmo-repo/EMMOntoPy'
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
 
     # - name: Run vertical demo
     #   run: |