diff --git a/adapters/discord/src/ws.ts b/adapters/discord/src/ws.ts
index 2c909f26..6302574d 100644
--- a/adapters/discord/src/ws.ts
+++ b/adapters/discord/src/ws.ts
@@ -79,10 +79,8 @@ export class WsClient extends Adapter.WsClient<DiscordBot> {
         if (parsed.t === 'READY') {
           this._sessionId = parsed.d.session_id
           this._resumeUrl = parsed.d.resume_gateway_url
-          const self: any = decodeUser(parsed.d.user)
-          self.selfId = self.userId
-          delete self.userId
-          Object.assign(this.bot, self)
+          const user = decodeUser(parsed.d.user)
+          Object.assign(this.bot, user)
           logger.debug('session_id ' + this._sessionId)
           return this.bot.online()
         }
diff --git a/adapters/lark/src/utils.ts b/adapters/lark/src/utils.ts
index acef0ec7..53f6e695 100644
--- a/adapters/lark/src/utils.ts
+++ b/adapters/lark/src/utils.ts
@@ -74,7 +74,6 @@ export function adaptMessage(bot: FeishuBot, data: Events['im.message.receive_v1
 
 export function adaptSession(bot: FeishuBot, body: AllEvents): Session {
   const session = bot.session()
-  session.selfId = bot.selfId
   const internal = Object.create(bot.internal)
   Object.assign(internal, body)
   defineProperty(session, 'feishu', internal)
diff --git a/adapters/line/src/bot.ts b/adapters/line/src/bot.ts
index a712d424..1bbd13e7 100644
--- a/adapters/line/src/bot.ts
+++ b/adapters/line/src/bot.ts
@@ -33,10 +33,8 @@ export class LineBot extends Bot<LineBot.Config> {
   }
 
   async initialize(callback: (bot: this) => Promise<void>) {
-    const { userId, pictureUrl, displayName } = await this.internal.getBotInfo()
-    this.selfId = userId
-    this.username = displayName
-    if (pictureUrl) this.avatar = pictureUrl
+    const user = await this.getSelf()
+    Object.assign(this, user)
     await callback(this)
     this.online()
   }
diff --git a/adapters/onebot/src/bot/index.ts b/adapters/onebot/src/bot/index.ts
index 7ff7edd1..ec330c5b 100644
--- a/adapters/onebot/src/bot/index.ts
+++ b/adapters/onebot/src/bot/index.ts
@@ -15,7 +15,6 @@ export class OneBotBot<T extends OneBotBot.Config = OneBotBot.Config> extends Ba
 
   constructor(ctx: Context, config: T) {
     super(ctx, config)
-    this.selfId = config.selfId
     this.internal = new OneBot.Internal()
     this.avatar = `http://q.qlogo.cn/headimg_dl?dst_uin=${config.selfId}&spec=640`
 
diff --git a/adapters/onebot/src/bot/qqguild.ts b/adapters/onebot/src/bot/qqguild.ts
index 242392bf..5249d624 100644
--- a/adapters/onebot/src/bot/qqguild.ts
+++ b/adapters/onebot/src/bot/qqguild.ts
@@ -11,7 +11,7 @@ export namespace QQGuildBot {
 }
 
 export class QQGuildBot extends BaseBot {
-  parent: OneBotBot
+  declare parent: OneBotBot
   hidden = true
 
   constructor(ctx: Context, config: QQGuildBot.Config) {
diff --git a/adapters/telegram/src/bot.ts b/adapters/telegram/src/bot.ts
index 8454d5f9..d8261417 100644
--- a/adapters/telegram/src/bot.ts
+++ b/adapters/telegram/src/bot.ts
@@ -65,11 +65,8 @@ export class TelegramBot<T extends TelegramBot.Config = TelegramBot.Config> exte
   }
 
   async initialize(callback: (bot: this) => Promise<void>) {
-    const { username, userId, avatar, nickname } = await this.getLoginInfo()
-    this.username = username
-    this.avatar = avatar
-    this.selfId = userId
-    this.nickname = nickname
+    const user = await this.getLoginInfo()
+    Object.assign(this, user)
     await callback(this)
     logger.debug('connected to %c', 'telegram:' + this.selfId)
     this.online()
diff --git a/packages/core/src/bot.ts b/packages/core/src/bot.ts
index 45e4f96e..ee478105 100644
--- a/packages/core/src/bot.ts
+++ b/packages/core/src/bot.ts
@@ -8,6 +8,7 @@ import WebSocket from 'ws'
 
 export interface Bot extends Universal.Methods, Universal.User {
   socket?: WebSocket
+  internal: any
 }
 
 export abstract class Bot<T extends Bot.Config = Bot.Config> {
@@ -19,7 +20,6 @@ export abstract class Bot<T extends Bot.Config = Bot.Config> {
   public hidden = false
   public platform: string
   public selfId: string
-  public internal = null
   public adapter?: Adapter<this>
   public error?: Error
 
@@ -45,6 +45,14 @@ export abstract class Bot<T extends Bot.Config = Bot.Config> {
     })
   }
 
+  get userId() {
+    return this.selfId
+  }
+
+  set userId(value) {
+    this.selfId = value
+  }
+
   get status() {
     return this._status
   }
diff --git a/tsconfig.base.json b/tsconfig.base.json
index b19ef7cf..136e9005 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es2019",
+    "target": "es2022",
     "module": "commonjs",
     "declaration": true,
     "emitDeclarationOnly": true,