diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index abfd60f..249ca83 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -21,3 +21,4 @@ jobs:
           days-before-pr-close: -1
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           exempt-issue-labels: "backlog"
+          exempt-all-milestones: true