diff --git a/ramls/inventory/item.json b/ramls/inventory/item.json
index cb749dc4..b4c5dc1e 100644
--- a/ramls/inventory/item.json
+++ b/ramls/inventory/item.json
@@ -400,6 +400,10 @@
           "$ref": "../raml-util/schemas/uuid.schema"
         }
       }
+    },
+    "displaySummary": {
+      "description": "A summary of the item",
+      "type": "string"
     }
   },
   "additionalProperties": true,