diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c75e0a9..d3c2f1a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,9 +35,10 @@ jobs:
       - name: "Convert coverage"
         run: "python -m coverage xml"
       - name: "Upload coverage to Codecov"
-        uses: "codecov/codecov-action@v3"
+        uses: "codecov/codecov-action@v4"
         with:
           fail_ci_if_error: true
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   pre-commit:
     runs-on: ubuntu-latest