diff --git a/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBDataTransferServiceCreate.json b/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBDataTransferServiceCreate.json
index fb31c18a28a8..bb4707377eb9 100644
--- a/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBDataTransferServiceCreate.json
+++ b/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBDataTransferServiceCreate.json
@@ -8,7 +8,8 @@
     "createUpdateParameters": {
       "properties": {
         "instanceSize": "Cosmos.D4s",
-        "instanceCount": 1
+        "instanceCount": 1,
+        "serviceType": "DataTransfer"
       }
     }
   },
diff --git a/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBSqlDedicatedGatewayServiceCreate.json b/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBSqlDedicatedGatewayServiceCreate.json
index d8127023ac4a..f9d6201fc168 100644
--- a/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBSqlDedicatedGatewayServiceCreate.json
+++ b/specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/examples/CosmosDBSqlDedicatedGatewayServiceCreate.json
@@ -8,7 +8,8 @@
     "createUpdateParameters": {
       "properties": {
         "instanceSize": "Cosmos.D4s",
-        "instanceCount": 1
+        "instanceCount": 1,
+        "serviceType": "SqlDedicatedGateway"
       }
     }
   },