diff --git a/releasenotes/notes/support-modern-compression-9984f77bb12e97e0.yaml b/releasenotes/notes/support-modern-compression-9984f77bb12e97e0.yaml
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+features:
+  - |
+    Added support to cinder backup for use of the Zstandard compression
+    algorithm.  To use it, set the ``backup_compression_algorithm`` to
+    ``zstd`` in the cinder configuration file.  (The default value for
+    this option is ``zlib``.)