diff --git a/main.go b/main.go
index 91b9e545..7fdfeeb8 100644
--- a/main.go
+++ b/main.go
@@ -203,6 +203,19 @@ func updateSetting(port int, username string, password string) {
 	}
 }
 
+func migrateDb() {
+	inboundService := service.InboundService{}
+
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		log.Fatal(err)
+	}
+	fmt.Println("Start migrating database...")
+	inboundService.MigrationRequirements()
+	inboundService.RemoveOrphanedTraffics()
+	fmt.Println("Migration done!")
+}
+
 func main() {
 	if len(os.Args) < 2 {
 		runWebServer()
@@ -245,6 +258,7 @@ func main() {
 		fmt.Println("Commands:")
 		fmt.Println("    run            run web panel")
 		fmt.Println("    v2-ui          migrate form v2-ui")
+		fmt.Println("    migrate        migrate form other/old x-ui")
 		fmt.Println("    setting        set settings")
 	}
 
@@ -262,6 +276,8 @@ func main() {
 			return
 		}
 		runWebServer()
+	case "migrate":
+		migrateDb()
 	case "v2-ui":
 		err := v2uiCmd.Parse(os.Args[2:])
 		if err != nil {
diff --git a/web/service/inbound.go b/web/service/inbound.go
index 344c3910..2c9fea12 100644
--- a/web/service/inbound.go
+++ b/web/service/inbound.go
@@ -730,3 +730,44 @@ func (s *InboundService) SearchInbounds(query string) ([]*model.Inbound, error)
 	}
 	return inbounds, nil
 }
+
+func (s *InboundService) MigrationRequirements() {
+	db := database.GetDB()
+	var inbounds []*model.Inbound
+	err := db.Model(model.Inbound{}).Where("protocol IN (?)", []string{"vmess", "vless", "trojan"}).Find(&inbounds).Error
+	if err != nil && err != gorm.ErrRecordNotFound {
+		return
+	}
+	for inbound_index := range inbounds {
+		settings := map[string]interface{}{}
+		json.Unmarshal([]byte(inbounds[inbound_index].Settings), &settings)
+		clients, ok := settings["clients"].([]interface{})
+		if ok {
+			var newClients []interface{}
+			for client_index := range clients {
+				c := clients[client_index].(map[string]interface{})
+
+				// Add email='' if it is not exists
+				if _, ok := c["email"]; !ok {
+					c["email"] = ""
+				}
+
+				// Remove "flow": "xtls-rprx-direct"
+				if _, ok := c["flow"]; ok {
+					if c["flow"] == "xtls-rprx-direct" {
+						c["flow"] = ""
+					}
+				}
+				newClients = append(newClients, interface{}(c))
+			}
+			settings["clients"] = newClients
+			modifiedSettings, err := json.MarshalIndent(settings, "", "  ")
+			if err != nil {
+				return
+			}
+
+			inbounds[inbound_index].Settings = string(modifiedSettings)
+		}
+	}
+	db.Save(inbounds)
+}
diff --git a/web/service/xray.go b/web/service/xray.go
index 9c23f7a4..6008a493 100644
--- a/web/service/xray.go
+++ b/web/service/xray.go
@@ -69,7 +69,6 @@ func (s *XrayService) GetXrayConfig() (*xray.Config, error) {
 	}
 
 	s.inboundService.DisableInvalidClients()
-	s.inboundService.RemoveOrphanedTraffics()
 
 	inbounds, err := s.inboundService.GetAllInbounds()
 	if err != nil {
@@ -124,7 +123,7 @@ func (s *XrayService) GetXrayConfig() (*xray.Config, error) {
 			}
 
 			settings["clients"] = final_clients
-			modifiedSettings, err := json.Marshal(settings)
+			modifiedSettings, err := json.MarshalIndent(settings, "", "  ")
 			if err != nil {
 				return nil, err
 			}