diff --git a/ramls/loan.json b/ramls/loan.json
index 7aecea47b6..125f2d1798 100644
--- a/ramls/loan.json
+++ b/ramls/loan.json
@@ -234,15 +234,15 @@
           "type": "string",
           "readonly": true
         },
-        "displaySummary": {
-          "description": "Display summary about the item",
-          "type": "string"
-        },
         "volume": {
           "description": "Item`s volume",
           "type": "string",
           "readonly": true
         },
+        "displaySummary": {
+          "description": "Display summary about the item",
+          "type": "string"
+        },
         "callNumberComponents": {
           "description": "Elements of a full call number",
           "$ref": "schema/call-number-components.json",