diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 54b29d1..9cc73df 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -79,7 +79,7 @@ jobs:
           python3 bedrunall.py --tool pyfaidx BED03 ./
           
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         continue-on-error: true
         with:
           fail_ci_if_error: true