diff --git a/profiles/preview/preview/hdinsight/mgmt/hdinsight/models.go b/profiles/preview/preview/hdinsight/mgmt/hdinsight/models.go
index 506072d9bc3e..88db56d34baf 100644
--- a/profiles/preview/preview/hdinsight/mgmt/hdinsight/models.go
+++ b/profiles/preview/preview/hdinsight/mgmt/hdinsight/models.go
@@ -29,19 +29,6 @@ const (
 	DefaultBaseURI = original.DefaultBaseURI
 )
 
-type ApplicationHTTPSEndpointAccessMode = original.ApplicationHTTPSEndpointAccessMode
-
-const (
-	WebPage ApplicationHTTPSEndpointAccessMode = original.WebPage
-)
-
-type ApplicationType = original.ApplicationType
-
-const (
-	CustomApplication ApplicationType = original.CustomApplication
-	RServer           ApplicationType = original.RServer
-)
-
 type AsyncOperationState = original.AsyncOperationState
 
 const (
@@ -311,12 +298,6 @@ func NewScriptExecutionHistoryClientWithBaseURI(baseURI string, subscriptionID s
 func NewWithBaseURI(baseURI string, subscriptionID string) BaseClient {
 	return original.NewWithBaseURI(baseURI, subscriptionID)
 }
-func PossibleApplicationHTTPSEndpointAccessModeValues() []ApplicationHTTPSEndpointAccessMode {
-	return original.PossibleApplicationHTTPSEndpointAccessModeValues()
-}
-func PossibleApplicationTypeValues() []ApplicationType {
-	return original.PossibleApplicationTypeValues()
-}
 func PossibleAsyncOperationStateValues() []AsyncOperationState {
 	return original.PossibleAsyncOperationStateValues()
 }
diff --git a/services/preview/hdinsight/mgmt/2015-03-01-preview/hdinsight/models.go b/services/preview/hdinsight/mgmt/2015-03-01-preview/hdinsight/models.go
index 9bb620534336..d4cc4f5a350d 100644
--- a/services/preview/hdinsight/mgmt/2015-03-01-preview/hdinsight/models.go
+++ b/services/preview/hdinsight/mgmt/2015-03-01-preview/hdinsight/models.go
@@ -30,34 +30,6 @@ import (
 // The package's fully qualified name.
 const fqdn = "github.com/Azure/azure-sdk-for-go/services/preview/hdinsight/mgmt/2015-03-01-preview/hdinsight"
 
-// ApplicationHTTPSEndpointAccessMode enumerates the values for application https endpoint access mode.
-type ApplicationHTTPSEndpointAccessMode string
-
-const (
-	// WebPage ...
-	WebPage ApplicationHTTPSEndpointAccessMode = "WebPage"
-)
-
-// PossibleApplicationHTTPSEndpointAccessModeValues returns an array of possible values for the ApplicationHTTPSEndpointAccessMode const type.
-func PossibleApplicationHTTPSEndpointAccessModeValues() []ApplicationHTTPSEndpointAccessMode {
-	return []ApplicationHTTPSEndpointAccessMode{WebPage}
-}
-
-// ApplicationType enumerates the values for application type.
-type ApplicationType string
-
-const (
-	// CustomApplication ...
-	CustomApplication ApplicationType = "CustomApplication"
-	// RServer ...
-	RServer ApplicationType = "RServer"
-)
-
-// PossibleApplicationTypeValues returns an array of possible values for the ApplicationType const type.
-func PossibleApplicationTypeValues() []ApplicationType {
-	return []ApplicationType{CustomApplication, RServer}
-}
-
 // AsyncOperationState enumerates the values for async operation state.
 type AsyncOperationState string
 
@@ -260,7 +232,7 @@ type ApplicationGetEndpoint struct {
 // ApplicationGetHTTPSEndpoint gets the application HTTP endpoints.
 type ApplicationGetHTTPSEndpoint struct {
 	// AccessModes - The list of access modes for the application.
-	AccessModes *[]ApplicationHTTPSEndpointAccessMode `json:"accessModes,omitempty"`
+	AccessModes *[]string `json:"accessModes,omitempty"`
 	// Location - The location of the endpoint.
 	Location *string `json:"location,omitempty"`
 	// DestinationPort - The destination port to connect to.
@@ -434,8 +406,8 @@ type ApplicationProperties struct {
 	SSHEndpoints *[]ApplicationGetEndpoint `json:"sshEndpoints,omitempty"`
 	// ProvisioningState - READ-ONLY; The provisioning state of the application.
 	ProvisioningState *string `json:"provisioningState,omitempty"`
-	// ApplicationType - The application type. Possible values include: 'CustomApplication', 'RServer'
-	ApplicationType ApplicationType `json:"applicationType,omitempty"`
+	// ApplicationType - The application type.
+	ApplicationType *string `json:"applicationType,omitempty"`
 	// ApplicationState - READ-ONLY; The application state.
 	ApplicationState *string `json:"applicationState,omitempty"`
 	// Errors - The list of errors.
diff --git a/services/preview/hdinsight/mgmt/2018-06-01-preview/hdinsight/models.go b/services/preview/hdinsight/mgmt/2018-06-01-preview/hdinsight/models.go
index c8679a059aff..ec244d5e7a5c 100644
--- a/services/preview/hdinsight/mgmt/2018-06-01-preview/hdinsight/models.go
+++ b/services/preview/hdinsight/mgmt/2018-06-01-preview/hdinsight/models.go
@@ -30,34 +30,6 @@ import (
 // The package's fully qualified name.
 const fqdn = "github.com/Azure/azure-sdk-for-go/services/preview/hdinsight/mgmt/2018-06-01-preview/hdinsight"
 
-// ApplicationHTTPSEndpointAccessMode enumerates the values for application https endpoint access mode.
-type ApplicationHTTPSEndpointAccessMode string
-
-const (
-	// WebPage ...
-	WebPage ApplicationHTTPSEndpointAccessMode = "WebPage"
-)
-
-// PossibleApplicationHTTPSEndpointAccessModeValues returns an array of possible values for the ApplicationHTTPSEndpointAccessMode const type.
-func PossibleApplicationHTTPSEndpointAccessModeValues() []ApplicationHTTPSEndpointAccessMode {
-	return []ApplicationHTTPSEndpointAccessMode{WebPage}
-}
-
-// ApplicationType enumerates the values for application type.
-type ApplicationType string
-
-const (
-	// CustomApplication ...
-	CustomApplication ApplicationType = "CustomApplication"
-	// RServer ...
-	RServer ApplicationType = "RServer"
-)
-
-// PossibleApplicationTypeValues returns an array of possible values for the ApplicationType const type.
-func PossibleApplicationTypeValues() []ApplicationType {
-	return []ApplicationType{CustomApplication, RServer}
-}
-
 // AsyncOperationState enumerates the values for async operation state.
 type AsyncOperationState string
 
@@ -260,7 +232,7 @@ type ApplicationGetEndpoint struct {
 // ApplicationGetHTTPSEndpoint gets the application HTTP endpoints.
 type ApplicationGetHTTPSEndpoint struct {
 	// AccessModes - The list of access modes for the application.
-	AccessModes *[]ApplicationHTTPSEndpointAccessMode `json:"accessModes,omitempty"`
+	AccessModes *[]string `json:"accessModes,omitempty"`
 	// Location - The location of the endpoint.
 	Location *string `json:"location,omitempty"`
 	// DestinationPort - The destination port to connect to.
@@ -434,8 +406,8 @@ type ApplicationProperties struct {
 	SSHEndpoints *[]ApplicationGetEndpoint `json:"sshEndpoints,omitempty"`
 	// ProvisioningState - READ-ONLY; The provisioning state of the application.
 	ProvisioningState *string `json:"provisioningState,omitempty"`
-	// ApplicationType - The application type. Possible values include: 'CustomApplication', 'RServer'
-	ApplicationType ApplicationType `json:"applicationType,omitempty"`
+	// ApplicationType - The application type.
+	ApplicationType *string `json:"applicationType,omitempty"`
 	// ApplicationState - READ-ONLY; The application state.
 	ApplicationState *string `json:"applicationState,omitempty"`
 	// Errors - The list of errors.