diff --git a/schemas/2022-07-01-preview/Microsoft.SqlVirtualMachine.json b/schemas/2022-07-01-preview/Microsoft.SqlVirtualMachine.json
index 3a756df3c0..3140459f45 100644
--- a/schemas/2022-07-01-preview/Microsoft.SqlVirtualMachine.json
+++ b/schemas/2022-07-01-preview/Microsoft.SqlVirtualMachine.json
@@ -1274,7 +1274,8 @@
         "enableAutomaticUpgrade": {
           "oneOf": [
             {
-              "type": "boolean"
+              "type": "boolean",
+              "default": false
             },
             {
               "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
@@ -1298,7 +1299,8 @@
             {
               "type": "string",
               "enum": [
-                "Enabled"
+                "Enabled",
+                "NotSet"
               ]
             },
             {