diff --git a/specification/msi/resource-manager/Microsoft.ManagedIdentity/stable/2018-11-30/ManagedIdentity.json b/specification/msi/resource-manager/Microsoft.ManagedIdentity/stable/2018-11-30/ManagedIdentity.json
index 16695c387b30..34b4bdf0687d 100644
--- a/specification/msi/resource-manager/Microsoft.ManagedIdentity/stable/2018-11-30/ManagedIdentity.json
+++ b/specification/msi/resource-manager/Microsoft.ManagedIdentity/stable/2018-11-30/ManagedIdentity.json
@@ -543,6 +543,9 @@
           "items": {
             "$ref": "#/definitions/CloudErrorBody"
           },
+          "x-ms-identifiers": [
+            "code"
+          ],
           "description": "A list of additional details about the error."
         }
       },
@@ -600,6 +603,9 @@
           "items": {
             "$ref": "#/definitions/Operation"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "title": "Operations List.",
           "description": "A list of operations supported by Microsoft.ManagedIdentity Resource Provider."
         },