diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0e33c1c..dde41a3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,4 +50,4 @@ jobs:
     - name: test
       run: make test
     - name: Upload coverage
-      uses: codecov/codecov-action@v3.1.4
+      uses: codecov/codecov-action@v4.0.0