diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index d7e090b0..c8956f56 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -70,7 +70,7 @@ jobs:
         run: |
           pytest -n auto --cov=./ --cov-report=xml
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v5.4.0
+        uses: codecov/codecov-action@v5.4.2
         with:
           file: ./coverage.xml
           flags: unittests
@@ -109,7 +109,7 @@ jobs:
         run: |
           python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report cf_xarray/
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v5.4.0
+        uses: codecov/codecov-action@v5.4.2
         with:
           file: mypy_report/cobertura.xml
           flags: mypy