diff --git a/services/serverupdate/model_create_update_payload.go b/services/serverupdate/model_create_update_payload.go
index 758412480..4db77cb85 100644
--- a/services/serverupdate/model_create_update_payload.go
+++ b/services/serverupdate/model_create_update_payload.go
@@ -62,7 +62,7 @@ type CreateUpdatePayload struct {
 	BackupBeforeUpdate CreateUpdatePayloadgetBackupBeforeUpdateAttributeType `json:"backupBeforeUpdate,omitempty"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	MaintenanceWindow CreateUpdatePayloadGetMaintenanceWindowAttributeType `json:"maintenanceWindow"`
+	MaintenanceWindow CreateUpdatePayloadGetMaintenanceWindowAttributeType `json:"maintenanceWindow" required:"true"`
 }
 
 type _CreateUpdatePayload CreateUpdatePayload
diff --git a/services/serverupdate/model_create_update_schedule_payload.go b/services/serverupdate/model_create_update_schedule_payload.go
index a4e1e5abf..a4f6250d0 100644
--- a/services/serverupdate/model_create_update_schedule_payload.go
+++ b/services/serverupdate/model_create_update_schedule_payload.go
@@ -102,14 +102,14 @@ type CreateUpdateSchedulePayloadGetRruleRetType = string
 // CreateUpdateSchedulePayload struct for CreateUpdateSchedulePayload
 type CreateUpdateSchedulePayload struct {
 	// REQUIRED
-	Enabled CreateUpdateSchedulePayloadgetEnabledAttributeType `json:"enabled"`
+	Enabled CreateUpdateSchedulePayloadgetEnabledAttributeType `json:"enabled" required:"true"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	MaintenanceWindow CreateUpdateSchedulePayloadGetMaintenanceWindowAttributeType `json:"maintenanceWindow"`
+	MaintenanceWindow CreateUpdateSchedulePayloadGetMaintenanceWindowAttributeType `json:"maintenanceWindow" required:"true"`
 	// REQUIRED
-	Name CreateUpdateSchedulePayloadGetNameAttributeType `json:"name"`
+	Name CreateUpdateSchedulePayloadGetNameAttributeType `json:"name" required:"true"`
 	// REQUIRED
-	Rrule CreateUpdateSchedulePayloadGetRruleAttributeType `json:"rrule"`
+	Rrule CreateUpdateSchedulePayloadGetRruleAttributeType `json:"rrule" required:"true"`
 }
 
 type _CreateUpdateSchedulePayload CreateUpdateSchedulePayload
diff --git a/services/serverupdate/model_error_response.go b/services/serverupdate/model_error_response.go
index 59ad0ef06..eae006667 100644
--- a/services/serverupdate/model_error_response.go
+++ b/services/serverupdate/model_error_response.go
@@ -63,10 +63,10 @@ type ErrorResponseGetStatusRetType = string
 type ErrorResponse struct {
 	// Details about the error
 	// REQUIRED
-	Message ErrorResponseGetMessageAttributeType `json:"message"`
+	Message ErrorResponseGetMessageAttributeType `json:"message" required:"true"`
 	// The string representation of the http status code (i.e. Not Found, Bad Request, etc)
 	// REQUIRED
-	Status ErrorResponseGetStatusAttributeType `json:"status"`
+	Status ErrorResponseGetStatusAttributeType `json:"status" required:"true"`
 }
 
 type _ErrorResponse ErrorResponse
diff --git a/services/serverupdate/model_update.go b/services/serverupdate/model_update.go
index 90cf368cb..b32c0db9a 100644
--- a/services/serverupdate/model_update.go
+++ b/services/serverupdate/model_update.go
@@ -169,13 +169,13 @@ type Update struct {
 	FailedUpdates UpdateGetFailedUpdatesAttributeType `json:"failedUpdates,omitempty"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	Id UpdateGetIdAttributeType `json:"id"`
+	Id UpdateGetIdAttributeType `json:"id" required:"true"`
 	// Can be cast to int32 without loss of precision.
 	InstalledUpdates UpdateGetInstalledUpdatesAttributeType `json:"installedUpdates,omitempty"`
 	// REQUIRED
-	StartDate UpdateGetStartDateAttributeType `json:"startDate"`
+	StartDate UpdateGetStartDateAttributeType `json:"startDate" required:"true"`
 	// REQUIRED
-	Status UpdateGetStatusAttributeType `json:"status"`
+	Status UpdateGetStatusAttributeType `json:"status" required:"true"`
 }
 
 type _Update Update
diff --git a/services/serverupdate/model_update_schedule.go b/services/serverupdate/model_update_schedule.go
index b4e09e8d2..c20fba4d0 100644
--- a/services/serverupdate/model_update_schedule.go
+++ b/services/serverupdate/model_update_schedule.go
@@ -122,17 +122,17 @@ func setUpdateScheduleGetIdAttributeType(arg *UpdateScheduleGetIdAttributeType,
 // UpdateSchedule struct for UpdateSchedule
 type UpdateSchedule struct {
 	// REQUIRED
-	Enabled UpdateSchedulegetEnabledAttributeType `json:"enabled"`
+	Enabled UpdateSchedulegetEnabledAttributeType `json:"enabled" required:"true"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	MaintenanceWindow UpdateScheduleGetMaintenanceWindowAttributeType `json:"maintenanceWindow"`
+	MaintenanceWindow UpdateScheduleGetMaintenanceWindowAttributeType `json:"maintenanceWindow" required:"true"`
 	// REQUIRED
-	Name UpdateScheduleGetNameAttributeType `json:"name"`
+	Name UpdateScheduleGetNameAttributeType `json:"name" required:"true"`
 	// REQUIRED
-	Rrule UpdateScheduleGetRruleAttributeType `json:"rrule"`
+	Rrule UpdateScheduleGetRruleAttributeType `json:"rrule" required:"true"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	Id UpdateScheduleGetIdAttributeType `json:"id"`
+	Id UpdateScheduleGetIdAttributeType `json:"id" required:"true"`
 }
 
 type _UpdateSchedule UpdateSchedule
diff --git a/services/serverupdate/model_update_schedule_all_of.go b/services/serverupdate/model_update_schedule_all_of.go
index b7785fec8..811bfcc33 100644
--- a/services/serverupdate/model_update_schedule_all_of.go
+++ b/services/serverupdate/model_update_schedule_all_of.go
@@ -41,7 +41,7 @@ func setUpdateScheduleAllOfGetIdAttributeType(arg *UpdateScheduleAllOfGetIdAttri
 type UpdateScheduleAllOf struct {
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	Id UpdateScheduleAllOfGetIdAttributeType `json:"id"`
+	Id UpdateScheduleAllOfGetIdAttributeType `json:"id" required:"true"`
 }
 
 type _UpdateScheduleAllOf UpdateScheduleAllOf
diff --git a/services/serverupdate/model_update_schedule_create_request.go b/services/serverupdate/model_update_schedule_create_request.go
index a55430591..2c0d9447f 100644
--- a/services/serverupdate/model_update_schedule_create_request.go
+++ b/services/serverupdate/model_update_schedule_create_request.go
@@ -102,14 +102,14 @@ type UpdateScheduleCreateRequestGetRruleRetType = string
 // UpdateScheduleCreateRequest struct for UpdateScheduleCreateRequest
 type UpdateScheduleCreateRequest struct {
 	// REQUIRED
-	Enabled UpdateScheduleCreateRequestgetEnabledAttributeType `json:"enabled"`
+	Enabled UpdateScheduleCreateRequestgetEnabledAttributeType `json:"enabled" required:"true"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	MaintenanceWindow UpdateScheduleCreateRequestGetMaintenanceWindowAttributeType `json:"maintenanceWindow"`
+	MaintenanceWindow UpdateScheduleCreateRequestGetMaintenanceWindowAttributeType `json:"maintenanceWindow" required:"true"`
 	// REQUIRED
-	Name UpdateScheduleCreateRequestGetNameAttributeType `json:"name"`
+	Name UpdateScheduleCreateRequestGetNameAttributeType `json:"name" required:"true"`
 	// REQUIRED
-	Rrule UpdateScheduleCreateRequestGetRruleAttributeType `json:"rrule"`
+	Rrule UpdateScheduleCreateRequestGetRruleAttributeType `json:"rrule" required:"true"`
 }
 
 type _UpdateScheduleCreateRequest UpdateScheduleCreateRequest
diff --git a/services/serverupdate/model_update_update_schedule_payload.go b/services/serverupdate/model_update_update_schedule_payload.go
index 0a5106fae..659113d32 100644
--- a/services/serverupdate/model_update_update_schedule_payload.go
+++ b/services/serverupdate/model_update_update_schedule_payload.go
@@ -102,14 +102,14 @@ type UpdateUpdateSchedulePayloadGetRruleRetType = string
 // UpdateUpdateSchedulePayload struct for UpdateUpdateSchedulePayload
 type UpdateUpdateSchedulePayload struct {
 	// REQUIRED
-	Enabled UpdateUpdateSchedulePayloadgetEnabledAttributeType `json:"enabled"`
+	Enabled UpdateUpdateSchedulePayloadgetEnabledAttributeType `json:"enabled" required:"true"`
 	// Can be cast to int32 without loss of precision.
 	// REQUIRED
-	MaintenanceWindow UpdateUpdateSchedulePayloadGetMaintenanceWindowAttributeType `json:"maintenanceWindow"`
+	MaintenanceWindow UpdateUpdateSchedulePayloadGetMaintenanceWindowAttributeType `json:"maintenanceWindow" required:"true"`
 	// REQUIRED
-	Name UpdateUpdateSchedulePayloadGetNameAttributeType `json:"name"`
+	Name UpdateUpdateSchedulePayloadGetNameAttributeType `json:"name" required:"true"`
 	// REQUIRED
-	Rrule UpdateUpdateSchedulePayloadGetRruleAttributeType `json:"rrule"`
+	Rrule UpdateUpdateSchedulePayloadGetRruleAttributeType `json:"rrule" required:"true"`
 }
 
 type _UpdateUpdateSchedulePayload UpdateUpdateSchedulePayload