diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json
index 582083732f13..a2643769d84b 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json
@@ -8939,12 +8939,14 @@
     },
     "StorageAccountType": {
       "type": "string",
-      "description": "Specifies the storage account type for the managed disk. Managed OS disk storage account type can only be set when you create the scale set. NOTE: UltraSSD_LRS can only be used with data disks. It cannot be used with OS Disk. Standard_LRS uses Standard HDD. StandardSSD_LRS uses Standard SSD. Premium_LRS uses Premium SSD. UltraSSD_LRS uses Ultra disk. For more information regarding disks supported for Windows Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/windows/disks-types and, for Linux Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/linux/disks-types",
+      "description": "Specifies the storage account type for the managed disk. Managed OS disk storage account type can only be set when you create the scale set. NOTE: UltraSSD_LRS can only be used with data disks. It cannot be used with OS Disk. Standard_LRS uses Standard HDD. StandardSSD_LRS uses Standard SSD. Premium_LRS uses Premium SSD. UltraSSD_LRS uses Ultra disk. Premium_ZRS uses Premium SSD zone redundant storage. StandardSSD_ZRS uses Standard SSD zone redundant storage. For more information regarding disks supported for Windows Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/windows/disks-types and, for Linux Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/linux/disks-types",
       "enum": [
         "Standard_LRS",
         "Premium_LRS",
         "StandardSSD_LRS",
-        "UltraSSD_LRS"
+        "UltraSSD_LRS",
+        "Premium_ZRS",
+        "StandardSSD_ZRS"
       ],
       "x-ms-enum": {
         "name": "StorageAccountTypes",
@@ -10256,7 +10258,7 @@
         },
         "hyperVGeneration": {
           "$ref": "#/definitions/HyperVGenerationType",
-          "description": "Gets the HyperVGenerationType of the VirtualMachine created from the image"
+          "description": "Specifies the HyperVGenerationType of the VirtualMachine created from the image. From API Version 2019-03-01 if the image source is a blob, then we need the user to specify the value, if the source is managed resource like disk or snapshot, we may require the user to specify the property if we cannot deduce it from the source managed resource."
         }
       },
       "description": "Describes the properties of an Image."