diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index e4565fe..6bdaf38 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -21,4 +21,4 @@ jobs:
           days-before-stale: 30
           days-before-close: -1
           stale-issue-label: '_flag:stale'
-          exempt-issue-labels: ['Roadmap', 'Milestone', 'Epic', 'someday']
+          exempt-issue-labels: 'Roadmap,Milestone,Epic,someday'