diff --git a/.github/workflows/code.yml b/.github/workflows/code.yml
index 5b25fd9..5aab742 100644
--- a/.github/workflows/code.yml
+++ b/.github/workflows/code.yml
@@ -67,7 +67,7 @@ jobs:
         run: tox -e pytest
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           name: ${{ matrix.python }}/${{ matrix.os }}
           files: cov.xml