diff --git a/specification/containerservice/resource-manager/Microsoft.ContainerService/stable/2021-03-01/managedClusters.json b/specification/containerservice/resource-manager/Microsoft.ContainerService/stable/2021-03-01/managedClusters.json
index e60d3288d4ff..415e78b89f40 100644
--- a/specification/containerservice/resource-manager/Microsoft.ContainerService/stable/2021-03-01/managedClusters.json
+++ b/specification/containerservice/resource-manager/Microsoft.ContainerService/stable/2021-03-01/managedClusters.json
@@ -3011,6 +3011,10 @@
         "sku": {
           "$ref": "#/definitions/ManagedClusterSKU",
           "description": "The managed cluster SKU."
+        },
+        "extendedLocation": {
+          "$ref": "#/definitions/ExtendedLocation",
+          "description": "The extended location of the Virtual Machine."
         }
       },
       "allOf": [
@@ -4367,6 +4371,30 @@
         "modelAsString": true
       },
       "description": "GPUInstanceProfile to be used to specify GPU MIG instance profile for supported GPU VM SKU. Supported values are MIG1g, MIG2g, MIG3g, MIG4g and MIG7g."
+    },
+    "ExtendedLocationType": {
+      "type": "string",
+      "description": "The type of extendedLocation.",
+      "enum": [
+        "EdgeZone"
+      ],
+      "x-ms-enum": {
+        "name": "ExtendedLocationTypes",
+        "modelAsString": true
+      }
+    },
+    "ExtendedLocation": {
+      "description": "The complex type of the extended location.",
+      "properties": {
+        "name": {
+          "type": "string",
+          "description": "The name of the extended location."
+        },
+        "type": {
+          "$ref": "#/definitions/ExtendedLocationType",
+          "description": "The type of the extended location."
+        }
+      }
     }
   },
   "parameters": {