diff --git a/.github/workflows/ci-additional.yaml b/.github/workflows/ci-additional.yaml
index 74b54ad55d6..568313cc7da 100644
--- a/.github/workflows/ci-additional.yaml
+++ b/.github/workflows/ci-additional.yaml
@@ -128,7 +128,7 @@ jobs:
           python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report xarray/
 
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
         with:
           file: mypy_report/cobertura.xml
           flags: mypy
@@ -182,7 +182,7 @@ jobs:
           python -m mypy --install-types --non-interactive --cobertura-xml-report mypy_report xarray/
 
       - name: Upload mypy coverage to Codecov
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
         with:
           file: mypy_report/cobertura.xml
           flags: mypy39
@@ -243,7 +243,7 @@ jobs:
           python -m pyright xarray/
 
       - name: Upload pyright coverage to Codecov
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
         with:
           file: pyright_report/cobertura.xml
           flags: pyright
@@ -302,7 +302,7 @@ jobs:
           python -m pyright xarray/
 
       - name: Upload pyright coverage to Codecov
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
         with:
           file: pyright_report/cobertura.xml
           flags: pyright39
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index ec7faebd24d..f5def894d57 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -143,7 +143,7 @@ jobs:
           path: pytest.xml
 
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
         with:
           file: ./coverage.xml
           flags: unittests
diff --git a/.github/workflows/upstream-dev-ci.yaml b/.github/workflows/upstream-dev-ci.yaml
index dd31a50a4db..7f7c3ad011f 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@v3.1.5
+        uses: codecov/codecov-action@v4.0.1
         with:
           file: mypy_report/cobertura.xml
           flags: mypy