diff --git a/specification/consumption/resource-manager/Microsoft.Consumption/stable/2019-10-01/consumption.json b/specification/consumption/resource-manager/Microsoft.Consumption/stable/2019-10-01/consumption.json
index de316d379a1c..a1ce76adb67f 100644
--- a/specification/consumption/resource-manager/Microsoft.Consumption/stable/2019-10-01/consumption.json
+++ b/specification/consumption/resource-manager/Microsoft.Consumption/stable/2019-10-01/consumption.json
@@ -4628,12 +4628,12 @@
     "HighCasedErrorDetails": {
       "description": "The details of the error.",
       "properties": {
-        "Code": {
+        "code": {
           "description": "Error code.",
           "type": "string",
           "readOnly": true
         },
-        "Message": {
+        "message": {
           "description": "Error message indicating why the operation failed.",
           "type": "string",
           "readOnly": true
@@ -4644,7 +4644,7 @@
       "description": "Error response indicates that the service is not able to process the incoming request. The reason is provided in the error message. \n\nSome Error responses: \n\n * 429 TooManyRequests - Request is throttled. Retry after waiting for the time specified in the \"x-ms-ratelimit-microsoft.consumption-retry-after\" header. \n\n * 503 ServiceUnavailable - Service is temporarily unavailable. Retry after waiting for the time specified in the \"Retry-After\" header.",
       "type": "object",
       "properties": {
-        "Error": {
+        "error": {
           "description": "The details of the error.",
           "$ref": "#/definitions/HighCasedErrorDetails"
         }