diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index af2de12..9858a0a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,5 +39,5 @@ jobs:
         run: |
           pip install tox
           tox -- --cov pytest_codeblocks --cov-report xml --cov-report term
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         if: ${{ matrix.python-version == '3.10' && matrix.os == 'ubuntu-latest' }}