diff --git a/specification/powerbidedicated/resource-manager/Microsoft.PowerBIdedicated/stable/2017-10-01/powerbidedicated.json b/specification/powerbidedicated/resource-manager/Microsoft.PowerBIdedicated/stable/2017-10-01/powerbidedicated.json
index 818cdf106900..37576e2a1c6a 100644
--- a/specification/powerbidedicated/resource-manager/Microsoft.PowerBIdedicated/stable/2017-10-01/powerbidedicated.json
+++ b/specification/powerbidedicated/resource-manager/Microsoft.PowerBIdedicated/stable/2017-10-01/powerbidedicated.json
@@ -843,6 +843,11 @@
         "administration": {
           "$ref": "#/definitions/DedicatedCapacityAdministrators",
           "description": "A collection of Dedicated capacity administrators"
+        },
+        "mode": {
+          "description": "The capacity mode.",
+          "type": "string",
+          "readOnly": true
         }
       }
     },