diff --git a/releasenotes/notes/train-01-backup-filtering-90ff6deac7b411e9.yaml b/releasenotes/notes/train-01-backup-filtering-90ff6deac7b411e9.yaml
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index 0000000000..68a489fec9
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+++ b/releasenotes/notes/train-01-backup-filtering-90ff6deac7b411e9.yaml
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+---
+features:
+  - Support to filter backups by ``instance_id``, additionally, admin user can
+    get backups of all the projects by specifying ``all_projects`` in the query
+    string parameters.