diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b301ca6..6da7e74 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -82,7 +82,9 @@ jobs:
         namedLogo: pytest
     - name: Upload Coverage to Codecov
       if: ${{ matrix.python_version == '3.11' && matrix.os == 'ubuntu-latest' }}
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
       with:
         files: coverage.xml
         flags: unittests
diff --git a/.github/workflows/test-pr.yml b/.github/workflows/test-pr.yml
index cce68cf..50c09c5 100644
--- a/.github/workflows/test-pr.yml
+++ b/.github/workflows/test-pr.yml
@@ -59,7 +59,9 @@ jobs:
         python setup.py test
     - name: Upload Coverage to Codecov
       if: ${{ matrix.os == 'ubuntu-latest' }}
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
       with:
         files: coverage.xml
         flags: unittests