diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bfeb9ae8..9cca90e5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -113,7 +113,7 @@ jobs:
     - name: Produce coverage report
       run: python -m coverage xml
     - name: Upload coverage
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         file: ./coverage.xml
         flags: unit