diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d29445c..4a17bf0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -49,7 +49,7 @@ jobs:
 
     - name: Upload to Codecov
       if: matrix.os == 'ubuntu-latest' && matrix.python-version == 3.11 && github.repository == 'QuantEcon/quantecon-book-theme' && github.event_name == 'pull_request'
-      uses: codecov/codecov-action@v4.5.0
+      uses: codecov/codecov-action@v4.6.0
       with:
         name: ebp-qbt-pytests-py3.7
         flags: pytests