diff --git a/packages/koishi-core/src/app.ts b/packages/koishi-core/src/app.ts
index d88ca76c92..b4cea13b74 100644
--- a/packages/koishi-core/src/app.ts
+++ b/packages/koishi-core/src/app.ts
@@ -327,7 +327,7 @@ export class App extends Context {
       }
 
       // attach user data
-      const userFields = new Set<UserField>(['name', 'flag'])
+      const userFields = new Set<UserField>(['flag'])
       this.receiver.emit('before-user', userFields, parsedArgv || { meta })
       const user = await this.database.observeUser(meta.userId, Array.from(userFields))
       Object.defineProperty(meta, '$user', { value: user, writable: true })
diff --git a/packages/koishi-core/src/database.ts b/packages/koishi-core/src/database.ts
index 7fc04ac9aa..ca28c5f48a 100644
--- a/packages/koishi-core/src/database.ts
+++ b/packages/koishi-core/src/database.ts
@@ -14,7 +14,6 @@ export const userFlags: (keyof typeof UserFlag)[] = ['ignore']
 
 export interface UserData {
   id: number
-  name: string
   flag: number
   authority: number
   usage: Record<string, Usage>
diff --git a/packages/koishi-core/src/utils.ts b/packages/koishi-core/src/utils.ts
index fb1560dc5a..7b21c1039a 100644
--- a/packages/koishi-core/src/utils.ts
+++ b/packages/koishi-core/src/utils.ts
@@ -7,12 +7,6 @@ import { messages } from './messages'
 import { format } from 'util'
 import leven from 'leven'
 
-export function getSenderName (meta: MessageMeta) {
-  const userId = '' + meta.userId
-  return meta.$user && meta.$user.name !== userId ? meta.$user.name
-    : meta.sender ? meta.sender.card || meta.sender.nickname : userId
-}
-
 export function getTargetId (target: string | number) {
   if (typeof target !== 'string' && typeof target !== 'number') return
   let qq = +target
@@ -51,7 +45,7 @@ export function showSuggestions (options: SuggestOptions): Promise<void> {
       const [suggestion] = suggestions
       const command = typeof options.command === 'function' ? options.command(suggestion) : options.command
       const identifier = meta.userId + meta.$ctxType + meta.$ctxId
-      const userFields = new Set<UserField>(['name'])
+      const userFields = new Set<UserField>()
       const groupFields = new Set<GroupField>()
       Command.attachUserFields(userFields, { command, meta })
       Command.attachGroupFields(groupFields, { command, meta })
diff --git a/packages/koishi-core/tests/utils.spec.ts b/packages/koishi-core/tests/utils.spec.ts
index bae7329cd7..21a4ae80d1 100644
--- a/packages/koishi-core/tests/utils.spec.ts
+++ b/packages/koishi-core/tests/utils.spec.ts
@@ -1,39 +1,4 @@
-import { getSenderName, createUser, getTargetId } from 'koishi-core'
-import { createSender } from 'koishi-test-utils'
-import { observe } from 'koishi-utils'
-
-describe('getSenderName', () => {
-  test('userData with userId', () => {
-    expect(getSenderName({
-      userId: 123,
-      $user: observe(createUser(123, 1)),
-    })).toBe('123')
-  })
-
-  test('userData with name', () => {
-    expect(getSenderName({
-      userId: 123,
-      $user: observe({ ...createUser(123, 1), name: '456' }),
-      sender: createSender(123, 'bar', 'foo'),
-    })).toBe('456')
-  })
-
-  test('userData with card', () => {
-    expect(getSenderName({
-      userId: 123,
-      $user: observe(createUser(123, 1)),
-      sender: createSender(123, 'bar', 'foo'),
-    })).toBe('foo')
-  })
-
-  test('userData with nickname', () => {
-    expect(getSenderName({
-      userId: 123,
-      $user: observe(createUser(123, 1)),
-      sender: createSender(123, 'bar'),
-    })).toBe('bar')
-  })
-})
+import { getTargetId } from 'koishi-core'
 
 describe('getTargetId', () => {
   test('with id', () => {
diff --git a/packages/plugin-common/src/authorize.ts b/packages/plugin-common/src/authorize.ts
index 2a0356f81f..ded31f8ce3 100644
--- a/packages/plugin-common/src/authorize.ts
+++ b/packages/plugin-common/src/authorize.ts
@@ -31,7 +31,6 @@ interface AuthorizeInfo {
 export default function apply (ctx: Context, config: AuthorizeConfig) {
   const { app, database } = ctx
   const { authorizeUser = {}, authorizeGroup = {} } = config
-  const logger = ctx.logger('authorize')
   const authorityMap: Record<number, AuthorizeInfo> = []
 
   /**
diff --git a/packages/plugin-common/src/callme.ts b/packages/plugin-common/src/callme.ts
deleted file mode 100644
index df69deee8c..0000000000
--- a/packages/plugin-common/src/callme.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import { Context, CommandConfig, Meta } from 'koishi-core'
-
-export interface CallmeOptions extends CommandConfig {
-  validateName?: (name: string, meta: Meta) => string | void
-}
-
-const defaultOptions: CallmeOptions = {
-  maxUsage: 3,
-  validateName (name, meta) {
-    if (name === meta.$user.name) return '称呼未发生变化。'
-  },
-}
-
-export default function apply (ctx: Context, options: CallmeOptions = {}) {
-  ctx.command('callme <name>', '修改自己的称呼', { ...defaultOptions, ...options })
-    .userFields(['name'])
-    .shortcut('叫我', { prefix: true, fuzzy: true, oneArg: true })
-    .action(async ({ meta }, name: string) => {
-      if (name === undefined || /^\s*$/.test(name)) {
-        return meta.$send(`好的，${meta.$user.name}，请多指教！`)
-      }
-
-      name = String(name).trim()
-      const message = options.validateName(name, meta)
-      if (message) return meta.$send(message)
-
-      try {
-        await ctx.database.setUser(meta.userId, { name })
-        return meta.$send(`好的，${name}，请多指教！`)
-      } catch (error) {
-        if (error.code === 'ER_DUP_ENTRY') {
-          return meta.$send('禁止与其他用户重名。')
-        } else if (error.code === 'ER_DATA_TOO_LONG') {
-          return meta.$send('称呼超出长度限制。')
-        }
-      }
-    })
-}
diff --git a/packages/plugin-common/src/index.ts b/packages/plugin-common/src/index.ts
index 47a089dc44..0b49afac5e 100644
--- a/packages/plugin-common/src/index.ts
+++ b/packages/plugin-common/src/index.ts
@@ -2,12 +2,11 @@ import { Context, CommandConfig } from 'koishi-core'
 import admin from './admin'
 import authorize, { AuthorizeConfig } from './authorize'
 import broadcast, { BroadcastOptions } from './broadcast'
-import callme, { CallmeOptions } from './callme'
 import contextify from './contextify'
 import echo from './echo'
 import exit from './exit'
 import help from './help'
-import info from './info'
+import info, { InfoOptions } from './info'
 import repeater, { RepeaterOptions } from './repeater'
 import requestHandler, { HandlerConfig } from './request-handler'
 import respondent, { Respondent } from './respondent'
@@ -20,7 +19,6 @@ export {
   admin,
   authorize,
   broadcast,
-  callme,
   contextify,
   echo,
   exit,
@@ -35,12 +33,11 @@ export {
 interface CommonPluginConfig extends HandlerConfig, AuthorizeConfig {
   admin?: false | CommandConfig
   broadcast?: false | BroadcastOptions
-  callme?: false | CallmeOptions
   contextify?: false | CommandConfig
   echo?: false | CommandConfig
   exit?: false | CommandConfig
   help?: false | CommandConfig
-  info?: false | CommandConfig
+  info?: false | InfoOptions
   repeater?: false | RepeaterOptions
   respondent?: Respondent[]
   welcome?: false | WelcomeMessage
@@ -64,7 +61,6 @@ export function apply (ctx: Context, options: CommonPluginConfig = {}) {
       .plugin(admin, options.admin)
       .plugin(authorize, options)
       .plugin(broadcast, options.broadcast)
-      .plugin(callme, options.callme)
       .plugin(info, options.info)
   }
 }
diff --git a/packages/plugin-common/src/info.ts b/packages/plugin-common/src/info.ts
index 12e42a0701..3d9a24fea7 100644
--- a/packages/plugin-common/src/info.ts
+++ b/packages/plugin-common/src/info.ts
@@ -12,11 +12,11 @@ export function registerUserInfo <K extends UserField> (callback: UserInfoCallba
   }
 }
 
-export interface InfoConfig extends CommandConfig {
+export interface InfoOptions extends CommandConfig {
   getSenderName? (user: UserData, meta: Meta<'message'>): string
 }
 
-const defaultConfig: InfoConfig = {
+const defaultConfig: InfoOptions = {
   authority: 0,
   getSenderName (user, meta) {
     if (meta.userId === user.id && meta.sender) {
@@ -25,7 +25,7 @@ const defaultConfig: InfoConfig = {
   },
 }
 
-export default function apply (ctx: Context, config: InfoConfig = {}) {
+export default function apply (ctx: Context, config: InfoOptions = {}) {
   config = { ...defaultConfig, ...config }
   ctx.command('info', '查看用户信息', config)
     .alias('i')
diff --git a/packages/plugin-common/tests/info.spec.ts b/packages/plugin-common/tests/info.spec.ts
index 9033244421..4342ca5c59 100644
--- a/packages/plugin-common/tests/info.spec.ts
+++ b/packages/plugin-common/tests/info.spec.ts
@@ -1,6 +1,6 @@
 import { MockedApp, MemoryDatabase, Session } from 'koishi-test-utils'
 import { registerDatabase } from 'koishi-core'
-import info, { registerUserInfo, InfoConfig } from '../src/info'
+import info, { registerUserInfo, InfoOptions } from '../src/info'
 
 registerDatabase('memory', MemoryDatabase)
 
@@ -38,7 +38,7 @@ test('basic support', async () => {
 })
 
 test('getSenderName', async () => {
-  app.plugin<InfoConfig>(info, {
+  app.plugin<InfoOptions>(info, {
     getSenderName (user, meta) {
       if (user.id !== meta.userId) return 'bar'
     },
diff --git a/packages/test-utils/src/database.ts b/packages/test-utils/src/database.ts
index 7b1dac0c75..2cf37330cf 100644
--- a/packages/test-utils/src/database.ts
+++ b/packages/test-utils/src/database.ts
@@ -111,7 +111,7 @@ export function testDatabase (config: DatabaseConfig, options: TestDatabaseOptio
     })
 
     test('observeUser merge', async () => {
-      const user: UserData = { id: 1000, flag: 3, name: '', authority: 1, usage: {} }
+      const user: UserData = { id: 1000, flag: 3, authority: 1, usage: {} }
       const observedUser = await db.observeUser(user, 1)
       expect(observedUser).toMatchObject(user)
       observedUser.flag = 5
diff --git a/packages/test-utils/src/utils.ts b/packages/test-utils/src/utils.ts
index db55b2b17a..0329d4dda4 100644
--- a/packages/test-utils/src/utils.ts
+++ b/packages/test-utils/src/utils.ts
@@ -1,4 +1,3 @@
-import { SenderInfo } from 'koishi-core'
 import debug from 'debug'
 
 export const BASE_SELF_ID = 514
@@ -20,7 +19,3 @@ export function fromEntries <T> (entries: Iterable<readonly [string, T]>) {
 export function createArray <T> (length: number, create: (index: number) => T) {
   return Array(length).fill(undefined).map((_, index) => create(index))
 }
-
-export function createSender (userId: number, nickname: string, card = '') {
-  return { userId, nickname, card, sex: 'unknown', age: 20 } as SenderInfo
-}