diff --git a/.github/workflows/testing.yaml b/.github/workflows/testing.yaml
index 2c73591..b77064d 100644
--- a/.github/workflows/testing.yaml
+++ b/.github/workflows/testing.yaml
@@ -79,7 +79,7 @@ jobs:
 
             # https://github.com/codecov/codecov-action
             - name: "Upload coverage to Codecov"
-              uses: codecov/codecov-action@v4
+              uses: codecov/codecov-action@v5
               with:
                   fail_ci_if_error: false # optional (default = false)
                   # files: var/coverage/coverage.xml, # optional