diff --git a/.github/workflows/moxunit.yml b/.github/workflows/moxunit.yml
index 08c745a..c62e10b 100644
--- a/.github/workflows/moxunit.yml
+++ b/.github/workflows/moxunit.yml
@@ -31,7 +31,7 @@ jobs:
         cover_xml_file: coverage.xml
 
     - name: Code coverage
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
        token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
        file:  coverage.xml # optional