diff --git a/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/examples/PatchExtension.json b/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/examples/PatchExtension.json
index c67c67fa3812..baa785eaac7f 100644
--- a/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/examples/PatchExtension.json
+++ b/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/examples/PatchExtension.json
@@ -22,6 +22,28 @@
     }
   },
   "responses": {
+    "200": {
+      "description": "Extension properties from not updating any property values.",
+      "body": {
+        "properties": {
+          "extensionType": "azuremonitor-containers",
+          "autoUpgradeMinorVersion": true,
+          "releaseTrain": "Preview",
+          "version": "0.1.4",
+          "scope": {
+            "cluster": {
+              "releaseNamespace": "kube-system"
+            }
+          },
+          "configurationSettings": {
+            "omsagent.secret.wsid": "a38cef99-5a89-52ed-b6db-22095c23664b",
+            "omsagent.env.clusterName": "clusterName1"
+          },
+          "provisioningState": "Succeeded",
+          "statuses": []
+        }
+      }
+    },
     "202": {
       "headers": {
         "Operation-Location": "/subscriptions/subId1/resourceGroups/rg1/providers/Microsoft.Kubernetes/connectedClusters/clusterName1/providers/Microsoft.KubernetesConfiguration/extensions/ClusterMonitor/operations/operationId",
diff --git a/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/extensions.json b/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/extensions.json
index 360d4ecb4cae..a78333f2e9cb 100644
--- a/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/extensions.json
+++ b/specification/kubernetesconfiguration/resource-manager/Microsoft.KubernetesConfiguration/preview/2022-04-02-preview/extensions.json
@@ -271,6 +271,12 @@
               "$ref": "#/definitions/Extension"
             }
           },
+          "200": {
+            "description": "No update is done to extension so return OK.",
+            "schema": {
+              "$ref": "#/definitions/Extension"
+            }
+          },
           "default": {
             "description": "Error response describing why the operation failed.",
             "schema": {