diff --git a/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/signalr.json b/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/signalr.json
index f0a04bb52784..67f19f4df654 100644
--- a/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/signalr.json
+++ b/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/signalr.json
@@ -2013,6 +2013,7 @@
       "type": "object",
       "properties": {
         "clientCertEnabled": {
+          "default": true,
           "description": "Request client certificate during TLS handshake if enabled",
           "type": "boolean"
         }
diff --git a/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/signalr.json b/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/signalr.json
index 3aa59c54c05d..52912cfbf72e 100644
--- a/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/signalr.json
+++ b/specification/signalr/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/signalr.json
@@ -1951,7 +1951,7 @@
           "type": "boolean"
         },
         "disableAadAuth": {
-          "description": "disableAadAuth\r\nEnable or disable aad auth\r\nWhen set as true, connection with AuthType=aad won't work.",
+          "description": "DisableLocalAuth\r\nEnable or disable aad auth\r\nWhen set as true, connection with AuthType=aad won't work.",
           "default": false,
           "type": "boolean"
         }
@@ -2045,6 +2045,7 @@
       "properties": {
         "clientCertEnabled": {
           "description": "Request client certificate during TLS handshake if enabled",
+          "default": true,
           "type": "boolean"
         }
       }
diff --git a/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/webpubsub.json b/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/webpubsub.json
index 5f6fcf108b5f..4cde0049948e 100644
--- a/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/webpubsub.json
+++ b/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-04-01-preview/webpubsub.json
@@ -2135,6 +2135,7 @@
       "type": "object",
       "properties": {
         "clientCertEnabled": {
+          "default": true,
           "description": "Request client certificate during TLS handshake if enabled",
           "type": "boolean"
         }
diff --git a/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/webpubsub.json b/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/webpubsub.json
index a85d83d63680..9e52b0fdd460 100644
--- a/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/webpubsub.json
+++ b/specification/webpubsub/resource-manager/Microsoft.SignalRService/preview/2021-06-01-preview/webpubsub.json
@@ -2136,6 +2136,7 @@
       "type": "object",
       "properties": {
         "clientCertEnabled": {
+          "default": true,
           "description": "Request client certificate during TLS handshake if enabled",
           "type": "boolean"
         }