diff --git a/services/preview/billing/mgmt/2017-02-27-preview/billing/models.go b/services/preview/billing/mgmt/2017-02-27-preview/billing/models.go
index 377c7ab46f76..93c695fd9e95 100644
--- a/services/preview/billing/mgmt/2017-02-27-preview/billing/models.go
+++ b/services/preview/billing/mgmt/2017-02-27-preview/billing/models.go
@@ -298,8 +298,11 @@ func (page InvoicesListResultPage) Values() []Invoice {
 }
 
 // Creates a new instance of the InvoicesListResultPage type.
-func NewInvoicesListResultPage(getNextPage func(context.Context, InvoicesListResult) (InvoicesListResult, error)) InvoicesListResultPage {
-	return InvoicesListResultPage{fn: getNextPage}
+func NewInvoicesListResultPage(cur InvoicesListResult, getNextPage func(context.Context, InvoicesListResult) (InvoicesListResult, error)) InvoicesListResultPage {
+	return InvoicesListResultPage{
+		fn:  getNextPage,
+		ilr: cur,
+	}
 }
 
 // Operation a Billing REST API operation
@@ -329,8 +332,8 @@ type OperationDisplay struct {
 	Operation *string `json:"operation,omitempty"`
 }
 
-// OperationListResult result of the request to list billing operations. It contains a list of operations and a
-// URL link to get the next set of results.
+// OperationListResult result of the request to list billing operations. It contains a list of operations
+// and a URL link to get the next set of results.
 type OperationListResult struct {
 	autorest.Response `json:"-"`
 	// Value - READ-ONLY; List of billing operations supported by the Microsoft.Billing resource provider.
@@ -482,8 +485,11 @@ func (page OperationListResultPage) Values() []Operation {
 }
 
 // Creates a new instance of the OperationListResultPage type.
-func NewOperationListResultPage(getNextPage func(context.Context, OperationListResult) (OperationListResult, error)) OperationListResultPage {
-	return OperationListResultPage{fn: getNextPage}
+func NewOperationListResultPage(cur OperationListResult, getNextPage func(context.Context, OperationListResult) (OperationListResult, error)) OperationListResultPage {
+	return OperationListResultPage{
+		fn:  getNextPage,
+		olr: cur,
+	}
 }
 
 // Resource the Resource model definition.