diff --git a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json
index 2f6b7a0b47ad..6fe672df65ab 100644
--- a/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json
+++ b/specification/billing/resource-manager/Microsoft.Billing/preview/2019-10-01-preview/billing.json
@@ -1691,16 +1691,16 @@
           "Invoices"
         ],
         "x-ms-examples": {
-          "InvoiceDownload": {
+          "EAInvoiceDownload": {
             "$ref": "./examples/MultipleInvoiceDownload.json"
           }
         },
-        "operationId": "Invoices_DownloadMultipleEAInvoice",
+        "operationId": "Invoices_DownloadMultipleEAInvoices",
         "x-ms-long-running-operation": true,
         "x-ms-long-running-operation-options": {
           "final-state-via": "location"
         },
-        "description": "Gets a URL to download an multiple invoices documents (invoice pdf, tax receipts, credit notes) as a zip file.",
+        "description": "Gets a URL to download multiple invoice documents (invoice pdf, tax receipts, credit notes) as a zip file.",
         "externalDocs": {
           "url": "https://docs.microsoft.com/en-us/rest/api/billing/"
         },
@@ -1802,12 +1802,12 @@
             "$ref": "./examples/MultipleBillingSubscriptionInvoiceDownload.json"
           }
         },
-        "operationId": "Invoices_DownloadMultipleBillingSubscriptionInvoice",
+        "operationId": "Invoices_DownloadMultipleBillingSubscriptionInvoices",
         "x-ms-long-running-operation": true,
         "x-ms-long-running-operation-options": {
           "final-state-via": "location"
         },
-        "description": "Gets a URL to download multiple invoices documents (invoice pdf, tax receipts, credit notes) as a zip file.",
+        "description": "Gets a URL to download multiple invoice documents (invoice pdf, tax receipts, credit notes) as a zip file.",
         "externalDocs": {
           "url": "https://docs.microsoft.com/en-us/rest/api/billing/"
         },
@@ -2042,16 +2042,16 @@
           "Invoices"
         ],
         "x-ms-examples": {
-          "ModernInvoiceDownload": {
+          "BillingProfileInvoiceDownload": {
             "$ref": "./examples/MultipleModernInvoiceDownload.json"
           }
         },
-        "operationId": "Invoices_DownloadMultipleModernInvoice",
+        "operationId": "Invoices_DownloadMultipleBillingProfileInvoices",
         "x-ms-long-running-operation": true,
         "x-ms-long-running-operation-options": {
           "final-state-via": "location"
         },
-        "description": "Gets a URL to download multiple invoices documents (invoice pdf, tax receipts, credit notes) as a zip file.",
+        "description": "Gets a URL to download multiple invoice documents (invoice pdf, tax receipts, credit notes) as a zip file.",
         "externalDocs": {
           "url": "https://docs.microsoft.com/en-us/rest/api/billing/"
         },
diff --git a/specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/billing.json b/specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/billing.json
index 65048a244a9f..7c1b3e583561 100644
--- a/specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/billing.json
+++ b/specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/billing.json
@@ -1339,16 +1339,16 @@
           "Invoices"
         ],
         "x-ms-examples": {
-          "InvoiceDownload": {
+          "BillingProfileInvoiceDownload": {
             "$ref": "./examples/MultipleModernInvoiceDownload.json"
           }
         },
-        "operationId": "Invoices_DownloadMultipleModernInvoice",
+        "operationId": "Invoices_DownloadMultipleBillingProfileInvoices",
         "x-ms-long-running-operation": true,
         "x-ms-long-running-operation-options": {
           "final-state-via": "location"
         },
-        "description": "Gets a URL to download an multiple invoices documents (invoice pdf, tax receipts, credit notes) as a zip file. The operation is supported for billing accounts with agreement type Microsoft Partner Agreement or Microsoft Customer Agreement.",
+        "description": "Gets a URL to download multiple invoice documents (invoice pdf, tax receipts, credit notes) as a zip file. The operation is supported for billing accounts with agreement type Microsoft Partner Agreement or Microsoft Customer Agreement.",
         "externalDocs": {
           "url": "https://docs.microsoft.com/en-us/rest/api/billing/"
         },
@@ -1617,12 +1617,12 @@
             "$ref": "./examples/MultipleBillingSubscriptionInvoiceDownload.json"
           }
         },
-        "operationId": "Invoices_DownloadMultipleBillingSubscriptionInvoice",
+        "operationId": "Invoices_DownloadMultipleBillingSubscriptionInvoices",
         "x-ms-long-running-operation": true,
         "x-ms-long-running-operation-options": {
           "final-state-via": "location"
         },
-        "description": "Gets a URL to download multiple invoices documents (invoice pdf, tax receipts, credit notes) as a zip file.",
+        "description": "Gets a URL to download multiple invoice documents (invoice pdf, tax receipts, credit notes) as a zip file.",
         "externalDocs": {
           "url": "https://docs.microsoft.com/en-us/rest/api/billing/"
         },