diff --git a/releasenotes/notes/add-quota-classes-tests-3e61e671f6e131df.yaml b/releasenotes/notes/add-quota-classes-tests-3e61e671f6e131df.yaml
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index 0000000..656f6a1
--- /dev/null
+++ b/releasenotes/notes/add-quota-classes-tests-3e61e671f6e131df.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Add RBAC tests for cinder os-quota-class-sets API, which cover the
+    policy action "volume_extension:quota_classes".