diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8b8e93e8..b0a5f6c0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,7 +39,7 @@ jobs:
         run: python -m coverage xml
 
       - name: "Upload coverage to Codecov"
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
 
   others:
     runs-on: ubuntu-20.04