diff --git a/.github/workflows/scheduled.yaml b/.github/workflows/scheduled.yaml
index fa52d3db..00d53836 100644
--- a/.github/workflows/scheduled.yaml
+++ b/.github/workflows/scheduled.yaml
@@ -30,8 +30,7 @@ jobs:
         if: ${{ failure() }}
         with:
           github-token: ${{ secrets.GH_TOKEN }}
-          label-name:
-            - property-testing-failure
+          label-name: "property-testing-failure"
           title-template: "Property testing has failed: {{ workflow }}"
           body-template: |
             GitHub Actions workflow [{{workflow}} #{{runNumber}}](https://github.com/{{repo.owner}}/{{repo.repo}}/actions/runs/{{runId}}) failed.