diff --git a/services/maintenance/ariadne-rbac.yaml b/services/maintenance/ariadne-rbac.yaml
index 5f50d0a..a714985 100644
--- a/services/maintenance/ariadne-rbac.yaml
+++ b/services/maintenance/ariadne-rbac.yaml
@@ -38,6 +38,13 @@ rules:
       - get
       - list
       - watch
+  - apiGroups: ["longhorn.io"]
+    resources:
+      - volumes
+    verbs:
+      - get
+      - list
+      - watch
   - apiGroups: [""]
     resources:
       - events