diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index ccbdd628..634a970c 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -50,7 +50,7 @@ jobs:
     - name: pytest
       run: pytest
     - name: Code Coverage
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       env:
         OS: ${{ matrix.os }}
         PYTHON: '3.7'