diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 299a102..e3249e4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,7 +42,7 @@ jobs:
 
       - name: Upload coverage to Codecov
         if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.14'
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v6
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./coverage.xml