diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2021-06-01/postgresql.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2021-06-01/postgresql.json
index 660ed94fa066..613b2133f0c7 100644
--- a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2021-06-01/postgresql.json
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2021-06-01/postgresql.json
@@ -1051,6 +1051,9 @@
           "items": {
             "$ref": "#/definitions/DelegatedSubnetUsage"
           },
+          "x-ms-identifiers": [
+            "subnetName"
+          ],
           "readOnly": true
         }
       },
@@ -1148,6 +1151,9 @@
           "items": {
             "$ref": "#/definitions/VcoreCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "readOnly": true
         },
         "status": {
@@ -1170,6 +1176,9 @@
           "items": {
             "$ref": "#/definitions/StorageMBCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "readOnly": true
         },
         "status": {
@@ -1214,6 +1223,9 @@
           "items": {
             "$ref": "#/definitions/StorageEditionCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "description": "The list of editions supported by this server edition.",
           "readOnly": true
         },
@@ -1222,6 +1234,9 @@
           "items": {
             "$ref": "#/definitions/ServerVersionCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "description": "The list of server versions supported by this server edition.",
           "readOnly": true
         },
@@ -1246,6 +1261,9 @@
           "items": {
             "$ref": "#/definitions/StorageEditionCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "description": "The list of editions supported by this server edition.",
           "readOnly": true
         },
@@ -1254,6 +1272,9 @@
           "items": {
             "$ref": "#/definitions/ServerVersionCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "description": "The list of server versions supported by this server edition.",
           "readOnly": true
         },
@@ -1262,6 +1283,9 @@
           "items": {
             "$ref": "#/definitions/NodeTypeCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "description": "The list of Node Types supported by this server edition.",
           "readOnly": true
         },
@@ -1300,6 +1324,9 @@
           "items": {
             "$ref": "#/definitions/FlexibleServerEditionCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "readOnly": true
         },
         "supportedHyperscaleNodeEditions": {
@@ -1307,6 +1334,9 @@
           "items": {
             "$ref": "#/definitions/HyperscaleNodeEditionCapability"
           },
+          "x-ms-identifiers": [
+            "name"
+          ],
           "readOnly": true
         },
         "status": {
@@ -1326,6 +1356,9 @@
           "items": {
             "$ref": "#/definitions/CapabilityProperties"
           },
+          "x-ms-identifiers": [
+            "zone"
+          ],
           "readOnly": true
         },
         "nextLink": {
@@ -2013,7 +2046,10 @@
           "type": "array",
           "items": {
             "$ref": "#/definitions/Operation"
-          }
+          },
+          "x-ms-identifiers": [
+            "name"
+          ]
         },
         "nextLink": {
           "description": "URL client should use to fetch the next page (per server side paging).\r\nIt's null for now, added for future use.",