diff --git a/specification/search/resource-manager/Microsoft.Search/stable/2015-08-19/search.json b/specification/search/resource-manager/Microsoft.Search/stable/2015-08-19/search.json
index 517bbe689730..72f4eed18469 100644
--- a/specification/search/resource-manager/Microsoft.Search/stable/2015-08-19/search.json
+++ b/specification/search/resource-manager/Microsoft.Search/stable/2015-08-19/search.json
@@ -904,6 +904,10 @@
             "type": "string"
           },
           "description": "Tags to help categorize the resource in the Azure portal."
+        },
+        "identity": {
+          "$ref": "#/definitions/Identity",
+          "description": "The identity of the resource."
         }
       },
       "description": "Base type for all Azure resources.",
@@ -1000,6 +1004,35 @@
           "description": "The URL to get the next set of operation list results, if any."
         }
       }
+    },
+    "Identity": {
+      "properties": {
+        "principalId": {
+          "readOnly": true,
+          "type": "string",
+          "description": "The principal ID of resource identity."
+        },
+        "tenantId": {
+          "readOnly": true,
+          "type": "string",
+          "description": "The tenant ID of resource."
+        },
+        "type": {
+          "type": "string",
+          "description": "The identity type.",
+          "enum": [
+            "SystemAssigned"
+          ],
+          "x-ms-enum": {
+            "name": "IdentityType",
+            "modelAsString": false
+          }
+        }
+      },
+      "required": [
+        "type"
+      ],
+      "description": "Identity for the resource."
     }
   },
   "parameters": {