diff --git a/.github/workflows/ci-additional.yaml b/.github/workflows/ci-additional.yaml
index bb39f1875e9..0fcba9d5499 100644
--- a/.github/workflows/ci-additional.yaml
+++ b/.github/workflows/ci-additional.yaml
@@ -127,7 +127,7 @@ jobs:
           python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report xarray/
 
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v4.2.0
+        uses: codecov/codecov-action@v4.3.0
         with:
           file: mypy_report/cobertura.xml
           flags: mypy
@@ -181,7 +181,7 @@ jobs:
           python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report xarray/
 
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v4.2.0
+        uses: codecov/codecov-action@v4.3.0
         with:
           file: mypy_report/cobertura.xml
           flags: mypy39
@@ -242,7 +242,7 @@ jobs:
           python -m pyright xarray/
 
       - name: Upload pyright coverage to Codecov
-        uses: codecov/codecov-action@v4.2.0
+        uses: codecov/codecov-action@v4.3.0
         with:
           file: pyright_report/cobertura.xml
           flags: pyright
@@ -301,7 +301,7 @@ jobs:
           python -m pyright xarray/
 
       - name: Upload pyright coverage to Codecov
-        uses: codecov/codecov-action@v4.2.0
+        uses: codecov/codecov-action@v4.3.0
         with:
           file: pyright_report/cobertura.xml
           flags: pyright39
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 9724c18436e..7e097fa5c45 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -151,7 +151,7 @@ jobs:
           path: pytest.xml
 
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v4.2.0
+        uses: codecov/codecov-action@v4.3.0
         with:
           file: ./coverage.xml
           flags: unittests
diff --git a/.github/workflows/upstream-dev-ci.yaml b/.github/workflows/upstream-dev-ci.yaml
index 9d43c575b1a..4f3d199dd2d 100644
--- a/.github/workflows/upstream-dev-ci.yaml
+++ b/.github/workflows/upstream-dev-ci.yaml
@@ -143,7 +143,7 @@ jobs:
         run: |
           python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v4.2.0
+        uses: codecov/codecov-action@v4.3.0
         with:
           file: mypy_report/cobertura.xml
           flags: mypy