diff --git a/specification/digitaltwins/resource-manager/Microsoft.DigitalTwins/stable/2022-05-31/digitaltwins.json b/specification/digitaltwins/resource-manager/Microsoft.DigitalTwins/stable/2022-05-31/digitaltwins.json
index 25fe1871d4d6..d274d94e1245 100644
--- a/specification/digitaltwins/resource-manager/Microsoft.DigitalTwins/stable/2022-05-31/digitaltwins.json
+++ b/specification/digitaltwins/resource-manager/Microsoft.DigitalTwins/stable/2022-05-31/digitaltwins.json
@@ -2104,8 +2104,9 @@
           "type": "string"
         },
         "adxTableName": {
-          "description": "The name of the Azure Data Explorer table.",
+          "description": "The name of the Azure Data Explorer table. Defaults to AdtPropertyEvents.",
           "type": "string",
+          "default": "AdtPropertyEvents",
           "x-nullable": true
         },
         "eventHubEndpointUri": {
@@ -2123,6 +2124,7 @@
         "eventHubConsumerGroup": {
           "description": "The EventHub consumer group to use when ADX reads from EventHub. Defaults to $Default.",
           "type": "string",
+          "default": "$Default",
           "x-nullable": true
         }
       }