From 7b0623f7085de432ab3bcedf489e43707e90612e Mon Sep 17 00:00:00 2001
From: Deborah Servili <deborah.servili@gmail.com>
Date: Thu, 5 Dec 2019 10:26:33 +0100
Subject: [PATCH] update schema_cluster

---
 schema_clusters.json | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/schema_clusters.json b/schema_clusters.json
index 7f78501..7ce7d7d 100644
--- a/schema_clusters.json
+++ b/schema_clusters.json
@@ -132,7 +132,13 @@
                 "items": {
                   "type": "string"
                 }
-              }
+              },
+              "official-refs": {
+                "type": "array",
+                "uniqueItems": true,
+                "items": {
+                  "type": "string"
+                }
             }
           }
         },