diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0f2bbaf0..e2b6920f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -130,6 +130,7 @@ jobs:
       - name: Generate code coverage
         run: cargo llvm-cov --lcov --output-path lcov.info
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: lcov.info
+          token: ${{ secrets.CODECOV_TOKEN }}