diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6ab1a2d..2733ea6 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -59,6 +59,6 @@ jobs:
         uses: julia-actions/julia-processcoverage@v1
 
       - name: Upload to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: lcov.info