diff --git a/specification/deviceupdate/resource-manager/Microsoft.DeviceUpdate/preview/2020-03-01-preview/examples/CheckNameAvailability_Available.json b/specification/deviceupdate/resource-manager/Microsoft.DeviceUpdate/preview/2020-03-01-preview/examples/CheckNameAvailability_Available.json
index ea0edd6c6d70..29e72b4b29a3 100644
--- a/specification/deviceupdate/resource-manager/Microsoft.DeviceUpdate/preview/2020-03-01-preview/examples/CheckNameAvailability_Available.json
+++ b/specification/deviceupdate/resource-manager/Microsoft.DeviceUpdate/preview/2020-03-01-preview/examples/CheckNameAvailability_Available.json
@@ -10,8 +10,7 @@
   "responses": {
     "200": {
       "body": {
-        "nameAvailable": true,
-        "reason": "NotSpecified"
+        "nameAvailable": true
       }
     }
   }