diff --git a/services/preview/storage/mgmt/2018-03-01-preview/storage/models.go b/services/preview/storage/mgmt/2018-03-01-preview/storage/models.go
index de89ab8c5d0a..4cb5f15df77b 100644
--- a/services/preview/storage/mgmt/2018-03-01-preview/storage/models.go
+++ b/services/preview/storage/mgmt/2018-03-01-preview/storage/models.go
@@ -886,6 +886,8 @@ type AccountProperties struct {
 	EnableHTTPSTrafficOnly *bool `json:"supportsHttpsTrafficOnly,omitempty"`
 	// NetworkRuleSet - Network rule set
 	NetworkRuleSet *NetworkRuleSet `json:"networkAcls,omitempty"`
+	// IsHnsEnabled - Account HierarchicalNamespace enabled if sets to true.
+	IsHnsEnabled *bool `json:"isHnsEnabled,omitempty"`
 }
 
 // AccountPropertiesCreateParameters the parameters used to create the storage account.
@@ -900,6 +902,8 @@ type AccountPropertiesCreateParameters struct {
 	AccessTier AccessTier `json:"accessTier,omitempty"`
 	// EnableHTTPSTrafficOnly - Allows https traffic only to storage service if sets to true.
 	EnableHTTPSTrafficOnly *bool `json:"supportsHttpsTrafficOnly,omitempty"`
+	// IsHnsEnabled - Account HierarchicalNamespace enabled if sets to true.
+	IsHnsEnabled *bool `json:"isHnsEnabled,omitempty"`
 }
 
 // AccountPropertiesUpdateParameters the parameters used when updating a storage account.
@@ -1290,7 +1294,7 @@ type EncryptionServices struct {
 	Queue *EncryptionService `json:"queue,omitempty"`
 }
 
-// Endpoints the URIs that are used to perform a retrieval of a public blob, queue, or table object.
+// Endpoints the URIs that are used to perform a retrieval of a public blob, queue, table, web or dfs object.
 type Endpoints struct {
 	// Blob - Gets the blob endpoint.
 	Blob *string `json:"blob,omitempty"`
@@ -1300,6 +1304,10 @@ type Endpoints struct {
 	Table *string `json:"table,omitempty"`
 	// File - Gets the file endpoint.
 	File *string `json:"file,omitempty"`
+	// Web - Gets the web endpoint.
+	Web *string `json:"web,omitempty"`
+	// Dfs - Gets the dfs endpoint.
+	Dfs *string `json:"dfs,omitempty"`
 }
 
 // Identity identity for the resource.
diff --git a/services/storage/mgmt/2018-02-01/storage/models.go b/services/storage/mgmt/2018-02-01/storage/models.go
index d9dd94375f68..6cb70114c1e2 100644
--- a/services/storage/mgmt/2018-02-01/storage/models.go
+++ b/services/storage/mgmt/2018-02-01/storage/models.go
@@ -796,6 +796,8 @@ type AccountProperties struct {
 	EnableHTTPSTrafficOnly *bool `json:"supportsHttpsTrafficOnly,omitempty"`
 	// NetworkRuleSet - Network rule set
 	NetworkRuleSet *NetworkRuleSet `json:"networkAcls,omitempty"`
+	// IsHnsEnabled - Account HierarchicalNamespace enabled if sets to true.
+	IsHnsEnabled *bool `json:"isHnsEnabled,omitempty"`
 }
 
 // AccountPropertiesCreateParameters the parameters used to create the storage account.
@@ -810,6 +812,8 @@ type AccountPropertiesCreateParameters struct {
 	AccessTier AccessTier `json:"accessTier,omitempty"`
 	// EnableHTTPSTrafficOnly - Allows https traffic only to storage service if sets to true.
 	EnableHTTPSTrafficOnly *bool `json:"supportsHttpsTrafficOnly,omitempty"`
+	// IsHnsEnabled - Account HierarchicalNamespace enabled if sets to true.
+	IsHnsEnabled *bool `json:"isHnsEnabled,omitempty"`
 }
 
 // AccountPropertiesUpdateParameters the parameters used when updating a storage account.
@@ -1200,7 +1204,7 @@ type EncryptionServices struct {
 	Queue *EncryptionService `json:"queue,omitempty"`
 }
 
-// Endpoints the URIs that are used to perform a retrieval of a public blob, queue, or table object.
+// Endpoints the URIs that are used to perform a retrieval of a public blob, queue, table, web or dfs object.
 type Endpoints struct {
 	// Blob - Gets the blob endpoint.
 	Blob *string `json:"blob,omitempty"`
@@ -1210,6 +1214,10 @@ type Endpoints struct {
 	Table *string `json:"table,omitempty"`
 	// File - Gets the file endpoint.
 	File *string `json:"file,omitempty"`
+	// Web - Gets the web endpoint.
+	Web *string `json:"web,omitempty"`
+	// Dfs - Gets the dfs endpoint.
+	Dfs *string `json:"dfs,omitempty"`
 }
 
 // Identity identity for the resource.