diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 20fc63f..e9137a3 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -37,7 +37,7 @@ jobs:
           cargo llvm-cov clean --workspace # remove artifacts that may affect the coverage results
           cargo llvm-cov --no-report --workspace --features deepzoom,openslide4
           cargo llvm-cov --no-run --workspace --lcov --output-path lcov.info
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: lcov.info