diff --git a/package.json b/package.json
index e19d54a8..0bbd3d00 100644
--- a/package.json
+++ b/package.json
@@ -5,40 +5,40 @@
   "bugs": "https://github.com/oclif/plugin-update/issues",
   "dependencies": {
     "@heroku-cli/color": "^1.1.3",
-    "@oclif/command": "^1.4.1",
-    "@oclif/config": "^1.3.57",
-    "@oclif/errors": "^1.0.2",
+    "@oclif/command": "^1.4.7",
+    "@oclif/config": "^1.3.64",
+    "@oclif/errors": "^1.0.3",
     "@types/semver": "^5.5.0",
-    "cli-ux": "^3.3.23",
-    "cross-spawn": "^6.0.4",
+    "cli-ux": "^3.3.27",
+    "cross-spawn": "^6.0.5",
     "date-fns": "^1.29.0",
     "debug": "^3.1.0",
-    "filesize": "^3.6.0",
+    "filesize": "^3.6.1",
     "fs-extra": "^5.0.0",
-    "http-call": "^5.0.2",
+    "http-call": "^5.1.0",
     "lodash": "^4.17.5",
     "log-chopper": "^1.0.2",
     "semver": "^5.5.0",
     "tar-fs": "^1.16.0"
   },
   "devDependencies": {
-    "@oclif/dev-cli": "^1.2.18",
-    "@oclif/plugin-help": "^1.1.5",
-    "@oclif/test": "^1.0.1",
-    "@oclif/tslint": "^1.0.2",
+    "@oclif/dev-cli": "^1.4.4",
+    "@oclif/plugin-help": "^1.2.3",
+    "@oclif/test": "^1.0.4",
+    "@oclif/tslint": "^1.1.0",
     "@types/chai": "^4.1.2",
     "@types/cross-spawn": "^6.0.0",
     "@types/fs-extra": "^5.0.1",
-    "@types/lodash": "^4.14.104",
-    "@types/mocha": "^2.2.48",
-    "@types/node": "^9.4.6",
+    "@types/lodash": "^4.14.106",
+    "@types/mocha": "^5.0.0",
+    "@types/node": "^9.6.2",
     "@types/supports-color": "^3.1.0",
     "chai": "^4.1.2",
     "globby": "^8.0.1",
-    "mocha": "^5.0.1",
-    "ts-node": "^5.0.0",
+    "mocha": "^5.0.5",
+    "ts-node": "^5.0.1",
     "tslint": "^5.9.1",
-    "typescript": "^2.7.2"
+    "typescript": "^2.8.1"
   },
   "engines": {
     "node": ">=8.0.0"
diff --git a/src/commands/update.ts b/src/commands/update.ts
index 974b44f0..8355bca8 100644
--- a/src/commands/update.ts
+++ b/src/commands/update.ts
@@ -6,7 +6,7 @@ import * as dateIsAfter from 'date-fns/is_after'
 import * as fs from 'fs-extra'
 import * as path from 'path'
 
-import {IManifest, Updater} from '../update'
+import {IManifest, Updater} from '..'
 import {wait} from '../util'
 
 export default class UpdateCommand extends Command {
diff --git a/src/hooks/init.ts b/src/hooks/init.ts
index d8b689c7..cfa4f76a 100644
--- a/src/hooks/init.ts
+++ b/src/hooks/init.ts
@@ -1,7 +1,7 @@
 import * as Config from '@oclif/config'
 import cli from 'cli-ux'
 
-import {Updater} from '../update'
+import {Updater} from '..'
 
 export const init: Config.Hook<'init'> = async function (opts) {
   cli.config.errlog = opts.config.errlog
diff --git a/src/index.ts b/src/index.ts
index b1c6ea43..44ecdae7 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1 +1,368 @@
-export default {}
+import * as Config from '@oclif/config'
+import {cli} from 'cli-ux'
+import * as spawn from 'cross-spawn'
+import * as dateIsAfter from 'date-fns/is_after'
+import * as dateSubDays from 'date-fns/sub_days'
+import * as dateSubHours from 'date-fns/sub_hours'
+import * as fs from 'fs-extra'
+import HTTP from 'http-call'
+import * as Lodash from 'lodash'
+import * as path from 'path'
+
+import {ls, minorVersionGreater, touch} from './util'
+
+const debug = require('debug')('cli:updater')
+
+export interface IVersion {
+  version: string
+  channel: string
+  message?: string
+}
+
+export interface IManifest {
+  version: string
+  channel: string
+  sha256gz: string
+  priority?: number
+}
+
+async function mtime(f: string) {
+  const {mtime} = await fs.stat(f)
+  return mtime
+}
+
+function timestamp(msg: string): string {
+  return `[${new Date().toISOString()}] ${msg}`
+}
+
+export class Updater {
+  constructor(public config: Config.IConfig) {
+    this.config = config
+  }
+
+  get channel(): string {
+    let pjson = this.config.pjson.oclif as any
+    if (pjson.channel) return pjson.channel
+    return 'stable'
+  }
+
+  get reexecBin(): string | undefined {
+    return this.config.scopedEnvVar('CLI_BINPATH')
+  }
+
+  get name(): string {
+    return this.config.name === '@oclif/plugin-update' ? 'heroku-cli' : this.config.name
+  }
+
+  get autoupdatefile(): string {
+    return path.join(this.config.cacheDir, 'autoupdate')
+  }
+  get autoupdatelogfile(): string {
+    return path.join(this.config.cacheDir, 'autoupdate.log')
+  }
+  get versionFile(): string {
+    return path.join(this.config.cacheDir, `${this.channel}.version`)
+  }
+  get lastrunfile(): string {
+    return path.join(this.config.cacheDir, 'lastrun')
+  }
+
+  private get clientRoot(): string {
+    return path.join(this.config.dataDir, 'client')
+  }
+  private get clientBin(): string {
+    let b = path.join(this.clientRoot, 'bin', this.config.bin)
+    return this.config.windows ? `${b}.cmd` : b
+  }
+
+  private get binPath(): string {
+    return this.reexecBin || this.config.bin
+  }
+
+  private get s3Host(): string | undefined {
+    const pjson = this.config.pjson.oclif as any
+    return (pjson.s3 && pjson.s3.host) || this.config.scopedEnvVar('S3_HOST')
+  }
+
+  s3url(channel: string, p: string): string {
+    if (!this.s3Host) throw new Error('S3 host not defined')
+    return `https://${this.s3Host}/${this.name}/channels/${channel}/${p}`
+  }
+
+  async fetchManifest(channel: string): Promise<IManifest> {
+    const http: typeof HTTP = require('http-call').HTTP
+    try {
+      let {body} = await http.get(this.s3url(channel, `${this.config.platform}-${this.config.arch}`))
+      return body
+    } catch (err) {
+      if (err.statusCode === 403) throw new Error(`HTTP 403: Invalid channel ${channel}`)
+      throw err
+    }
+  }
+
+  async fetchVersion(download: boolean): Promise<IVersion> {
+    const http: typeof HTTP = require('http-call').HTTP
+    let v: IVersion | undefined
+    try {
+      if (!download) v = await fs.readJSON(this.versionFile)
+    } catch (err) {
+      if (err.code !== 'ENOENT') throw err
+    }
+    if (!v) {
+      debug('fetching latest %s version', this.channel)
+      let {body} = await http.get(this.s3url(this.channel, 'version'))
+      v = body
+      await this._catch(() => fs.outputJSON(this.versionFile, v))
+    }
+    return v!
+  }
+
+  public async warnIfUpdateAvailable() {
+    await this._catch(async () => {
+      if (!this.s3Host) return
+      let v = await this.fetchVersion(false)
+      if (minorVersionGreater(this.config.version, v.version)) {
+        cli.warn(`${this.name}: update available from ${this.config.version} to ${v.version}`)
+      }
+      if (v.message) {
+        cli.warn(`${this.name}: ${v.message}`)
+      }
+    })
+  }
+
+  public async autoupdate(force: boolean = false) {
+    try {
+      await touch(this.lastrunfile)
+      const clientDir = path.join(this.clientRoot, this.config.version)
+      if (await fs.pathExists(clientDir)) {
+        await touch(clientDir)
+      }
+      await this.warnIfUpdateAvailable()
+      if (!force && !await this.autoupdateNeeded()) return
+
+      debug('autoupdate running')
+      await fs.outputFile(this.autoupdatefile, '')
+
+      debug(`spawning autoupdate on ${this.binPath}`)
+
+      let fd = await fs.open(this.autoupdatelogfile, 'a')
+      // @ts-ignore
+      fs.write(
+        fd,
+        timestamp(`starting \`${this.binPath} update --autoupdate\` from ${process.argv.slice(1, 3).join(' ')}\n`),
+      )
+
+      spawn(this.binPath, ['update', '--autoupdate'], {
+        detached: !this.config.windows,
+        stdio: ['ignore', fd, fd],
+        env: this.autoupdateEnv,
+      })
+        .on('error', (e: Error) => process.emitWarning(e))
+        .unref()
+    } catch (e) {
+      process.emitWarning(e)
+    }
+  }
+
+  async update(manifest: IManifest) {
+    const _: typeof Lodash = require('lodash')
+    const http: typeof HTTP = require('http-call').HTTP
+    const filesize = require('filesize')
+    let base = this.base(manifest)
+    const output = path.join(this.clientRoot, manifest.version)
+    const tmp = path.join(this.clientRoot, base)
+
+    if (!this.s3Host) throw new Error('S3 host not defined')
+
+    let url = `https://${this.s3Host}/${this.name}/channels/${manifest.channel}/${base}.tar.gz`
+    let {response: stream} = await http.stream(url)
+
+    await fs.emptyDir(tmp)
+    let extraction = this.extract(stream, this.clientRoot, manifest.sha256gz)
+
+    // TODO: use cli.action.type
+    if ((cli.action as any).frames) {
+      // if spinner action
+      let total = stream.headers['content-length']
+      let current = 0
+      const updateStatus = _.throttle(
+        (newStatus: string) => {
+          cli.action.status = newStatus
+        },
+        500,
+        {leading: true, trailing: false},
+      )
+      stream.on('data', data => {
+        current += data.length
+        updateStatus(`${filesize(current)}/${filesize(total)}`)
+      })
+    }
+
+    await extraction
+    if (await fs.pathExists(output)) {
+      const old = `${output}.old`
+      await fs.remove(old)
+      await fs.rename(output, old)
+    }
+    await fs.rename(tmp, output)
+    await touch(output)
+
+    await this._createBin(manifest)
+    await this.reexecUpdate()
+  }
+
+  public async tidy() {
+    try {
+      if (!this.reexecBin) return
+      if (!this.reexecBin.includes(this.config.version)) return
+      let root = this.clientRoot
+      if (!await fs.pathExists(root)) return
+      let files = await ls(root)
+      let promises = files.map(async f => {
+        if (['bin', this.config.version].includes(path.basename(f.path))) return
+        if (dateIsAfter(f.stat.mtime, dateSubDays(new Date(), 7))) {
+          await fs.remove(f.path)
+        }
+      })
+      for (let p of promises) await p
+    } catch (err) {
+      cli.warn(err)
+    }
+  }
+
+  private extract(stream: NodeJS.ReadableStream, dir: string, sha: string): Promise<void> {
+    const zlib = require('zlib')
+    const tar = require('tar-fs')
+    const crypto = require('crypto')
+
+    return new Promise((resolve, reject) => {
+      let shaValidated = false
+      let extracted = false
+
+      let check = () => {
+        if (shaValidated && extracted) {
+          resolve()
+        }
+      }
+
+      let fail = (err: Error) => {
+        fs.remove(dir)
+        .then(() => reject(err))
+        .catch(reject)
+      }
+
+      let hasher = crypto.createHash('sha256')
+      stream.on('error', fail)
+      stream.on('data', d => hasher.update(d))
+      stream.on('end', () => {
+        let shasum = hasher.digest('hex')
+        if (sha === shasum) {
+          shaValidated = true
+          check()
+        } else {
+          reject(new Error(`SHA mismatch: expected ${shasum} to be ${sha}`))
+        }
+      })
+
+      let ignore = (_: any, header: any) => {
+        switch (header.type) {
+          case 'directory':
+          case 'file':
+            if (process.env.CLI_ENGINE_DEBUG_UPDATE_FILES) debug(header.name)
+            return false
+          case 'symlink':
+            return true
+          default:
+            throw new Error(header.type)
+        }
+      }
+      let extract = tar.extract(dir, {ignore})
+      extract.on('error', fail)
+      extract.on('finish', () => {
+        extracted = true
+        check()
+      })
+
+      let gunzip = zlib.createGunzip()
+      gunzip.on('error', fail)
+
+      stream.pipe(gunzip).pipe(extract)
+    })
+  }
+
+  private base(manifest: IManifest): string {
+    return `${this.name}-v${manifest.version}-${this.config.platform}-${this.config.arch}`
+  }
+
+  private async autoupdateNeeded(): Promise<boolean> {
+    try {
+      const m = await mtime(this.autoupdatefile)
+      return dateIsAfter(m, dateSubHours(new Date(), 5))
+    } catch (err) {
+      if (err.code !== 'ENOENT') cli.error(err.stack)
+      if ((global as any).testing) return false
+      debug('autoupdate ENOENT')
+      return true
+    }
+  }
+
+  get timestampEnvVar(): string {
+    // TODO: use function from @cli-engine/config
+    let bin = this.config.bin.replace('-', '_').toUpperCase()
+    return `${bin}_TIMESTAMPS`
+  }
+
+  get skipAnalyticsEnvVar(): string {
+    let bin = this.config.bin.replace('-', '_').toUpperCase()
+    return `${bin}_SKIP_ANALYTICS`
+  }
+
+  get autoupdateEnv(): { [k: string]: string | undefined } {
+    return {...process.env,
+      [this.timestampEnvVar]: '1',
+      [this.skipAnalyticsEnvVar]: '1'}
+  }
+
+  private async reexecUpdate() {
+    cli.action.stop()
+    return new Promise((_, reject) => {
+      debug('restarting CLI after update', this.clientBin)
+      spawn(this.clientBin, ['update'], {
+        stdio: 'inherit',
+        env: {...process.env, CLI_ENGINE_HIDE_UPDATED_MESSAGE: '1'},
+      })
+        .on('error', reject)
+        .on('close', (status: number) => {
+          try {
+            cli.exit(status)
+          } catch (err) {
+            reject(err)
+          }
+        })
+    })
+  }
+
+  private async _createBin(manifest: IManifest) {
+    let dst = this.clientBin
+    if (this.config.windows) {
+      let body = `@echo off
+"%~dp0\\..\\${manifest.version}\\bin\\${this.config.bin}.cmd" %*
+`
+      await fs.outputFile(dst, body)
+      return
+    }
+
+    let src = path.join('..', manifest.version, 'bin', this.config.bin)
+    await fs.mkdirp(path.dirname(dst))
+    await fs.remove(dst)
+    await fs.symlink(src, dst)
+  }
+
+  private async _catch(fn: () => {}) {
+    try {
+      return await Promise.resolve(fn())
+    } catch (err) {
+      debug(err)
+    }
+  }
+}
diff --git a/src/update.ts b/src/update.ts
deleted file mode 100644
index 44ecdae7..00000000
--- a/src/update.ts
+++ /dev/null
@@ -1,368 +0,0 @@
-import * as Config from '@oclif/config'
-import {cli} from 'cli-ux'
-import * as spawn from 'cross-spawn'
-import * as dateIsAfter from 'date-fns/is_after'
-import * as dateSubDays from 'date-fns/sub_days'
-import * as dateSubHours from 'date-fns/sub_hours'
-import * as fs from 'fs-extra'
-import HTTP from 'http-call'
-import * as Lodash from 'lodash'
-import * as path from 'path'
-
-import {ls, minorVersionGreater, touch} from './util'
-
-const debug = require('debug')('cli:updater')
-
-export interface IVersion {
-  version: string
-  channel: string
-  message?: string
-}
-
-export interface IManifest {
-  version: string
-  channel: string
-  sha256gz: string
-  priority?: number
-}
-
-async function mtime(f: string) {
-  const {mtime} = await fs.stat(f)
-  return mtime
-}
-
-function timestamp(msg: string): string {
-  return `[${new Date().toISOString()}] ${msg}`
-}
-
-export class Updater {
-  constructor(public config: Config.IConfig) {
-    this.config = config
-  }
-
-  get channel(): string {
-    let pjson = this.config.pjson.oclif as any
-    if (pjson.channel) return pjson.channel
-    return 'stable'
-  }
-
-  get reexecBin(): string | undefined {
-    return this.config.scopedEnvVar('CLI_BINPATH')
-  }
-
-  get name(): string {
-    return this.config.name === '@oclif/plugin-update' ? 'heroku-cli' : this.config.name
-  }
-
-  get autoupdatefile(): string {
-    return path.join(this.config.cacheDir, 'autoupdate')
-  }
-  get autoupdatelogfile(): string {
-    return path.join(this.config.cacheDir, 'autoupdate.log')
-  }
-  get versionFile(): string {
-    return path.join(this.config.cacheDir, `${this.channel}.version`)
-  }
-  get lastrunfile(): string {
-    return path.join(this.config.cacheDir, 'lastrun')
-  }
-
-  private get clientRoot(): string {
-    return path.join(this.config.dataDir, 'client')
-  }
-  private get clientBin(): string {
-    let b = path.join(this.clientRoot, 'bin', this.config.bin)
-    return this.config.windows ? `${b}.cmd` : b
-  }
-
-  private get binPath(): string {
-    return this.reexecBin || this.config.bin
-  }
-
-  private get s3Host(): string | undefined {
-    const pjson = this.config.pjson.oclif as any
-    return (pjson.s3 && pjson.s3.host) || this.config.scopedEnvVar('S3_HOST')
-  }
-
-  s3url(channel: string, p: string): string {
-    if (!this.s3Host) throw new Error('S3 host not defined')
-    return `https://${this.s3Host}/${this.name}/channels/${channel}/${p}`
-  }
-
-  async fetchManifest(channel: string): Promise<IManifest> {
-    const http: typeof HTTP = require('http-call').HTTP
-    try {
-      let {body} = await http.get(this.s3url(channel, `${this.config.platform}-${this.config.arch}`))
-      return body
-    } catch (err) {
-      if (err.statusCode === 403) throw new Error(`HTTP 403: Invalid channel ${channel}`)
-      throw err
-    }
-  }
-
-  async fetchVersion(download: boolean): Promise<IVersion> {
-    const http: typeof HTTP = require('http-call').HTTP
-    let v: IVersion | undefined
-    try {
-      if (!download) v = await fs.readJSON(this.versionFile)
-    } catch (err) {
-      if (err.code !== 'ENOENT') throw err
-    }
-    if (!v) {
-      debug('fetching latest %s version', this.channel)
-      let {body} = await http.get(this.s3url(this.channel, 'version'))
-      v = body
-      await this._catch(() => fs.outputJSON(this.versionFile, v))
-    }
-    return v!
-  }
-
-  public async warnIfUpdateAvailable() {
-    await this._catch(async () => {
-      if (!this.s3Host) return
-      let v = await this.fetchVersion(false)
-      if (minorVersionGreater(this.config.version, v.version)) {
-        cli.warn(`${this.name}: update available from ${this.config.version} to ${v.version}`)
-      }
-      if (v.message) {
-        cli.warn(`${this.name}: ${v.message}`)
-      }
-    })
-  }
-
-  public async autoupdate(force: boolean = false) {
-    try {
-      await touch(this.lastrunfile)
-      const clientDir = path.join(this.clientRoot, this.config.version)
-      if (await fs.pathExists(clientDir)) {
-        await touch(clientDir)
-      }
-      await this.warnIfUpdateAvailable()
-      if (!force && !await this.autoupdateNeeded()) return
-
-      debug('autoupdate running')
-      await fs.outputFile(this.autoupdatefile, '')
-
-      debug(`spawning autoupdate on ${this.binPath}`)
-
-      let fd = await fs.open(this.autoupdatelogfile, 'a')
-      // @ts-ignore
-      fs.write(
-        fd,
-        timestamp(`starting \`${this.binPath} update --autoupdate\` from ${process.argv.slice(1, 3).join(' ')}\n`),
-      )
-
-      spawn(this.binPath, ['update', '--autoupdate'], {
-        detached: !this.config.windows,
-        stdio: ['ignore', fd, fd],
-        env: this.autoupdateEnv,
-      })
-        .on('error', (e: Error) => process.emitWarning(e))
-        .unref()
-    } catch (e) {
-      process.emitWarning(e)
-    }
-  }
-
-  async update(manifest: IManifest) {
-    const _: typeof Lodash = require('lodash')
-    const http: typeof HTTP = require('http-call').HTTP
-    const filesize = require('filesize')
-    let base = this.base(manifest)
-    const output = path.join(this.clientRoot, manifest.version)
-    const tmp = path.join(this.clientRoot, base)
-
-    if (!this.s3Host) throw new Error('S3 host not defined')
-
-    let url = `https://${this.s3Host}/${this.name}/channels/${manifest.channel}/${base}.tar.gz`
-    let {response: stream} = await http.stream(url)
-
-    await fs.emptyDir(tmp)
-    let extraction = this.extract(stream, this.clientRoot, manifest.sha256gz)
-
-    // TODO: use cli.action.type
-    if ((cli.action as any).frames) {
-      // if spinner action
-      let total = stream.headers['content-length']
-      let current = 0
-      const updateStatus = _.throttle(
-        (newStatus: string) => {
-          cli.action.status = newStatus
-        },
-        500,
-        {leading: true, trailing: false},
-      )
-      stream.on('data', data => {
-        current += data.length
-        updateStatus(`${filesize(current)}/${filesize(total)}`)
-      })
-    }
-
-    await extraction
-    if (await fs.pathExists(output)) {
-      const old = `${output}.old`
-      await fs.remove(old)
-      await fs.rename(output, old)
-    }
-    await fs.rename(tmp, output)
-    await touch(output)
-
-    await this._createBin(manifest)
-    await this.reexecUpdate()
-  }
-
-  public async tidy() {
-    try {
-      if (!this.reexecBin) return
-      if (!this.reexecBin.includes(this.config.version)) return
-      let root = this.clientRoot
-      if (!await fs.pathExists(root)) return
-      let files = await ls(root)
-      let promises = files.map(async f => {
-        if (['bin', this.config.version].includes(path.basename(f.path))) return
-        if (dateIsAfter(f.stat.mtime, dateSubDays(new Date(), 7))) {
-          await fs.remove(f.path)
-        }
-      })
-      for (let p of promises) await p
-    } catch (err) {
-      cli.warn(err)
-    }
-  }
-
-  private extract(stream: NodeJS.ReadableStream, dir: string, sha: string): Promise<void> {
-    const zlib = require('zlib')
-    const tar = require('tar-fs')
-    const crypto = require('crypto')
-
-    return new Promise((resolve, reject) => {
-      let shaValidated = false
-      let extracted = false
-
-      let check = () => {
-        if (shaValidated && extracted) {
-          resolve()
-        }
-      }
-
-      let fail = (err: Error) => {
-        fs.remove(dir)
-        .then(() => reject(err))
-        .catch(reject)
-      }
-
-      let hasher = crypto.createHash('sha256')
-      stream.on('error', fail)
-      stream.on('data', d => hasher.update(d))
-      stream.on('end', () => {
-        let shasum = hasher.digest('hex')
-        if (sha === shasum) {
-          shaValidated = true
-          check()
-        } else {
-          reject(new Error(`SHA mismatch: expected ${shasum} to be ${sha}`))
-        }
-      })
-
-      let ignore = (_: any, header: any) => {
-        switch (header.type) {
-          case 'directory':
-          case 'file':
-            if (process.env.CLI_ENGINE_DEBUG_UPDATE_FILES) debug(header.name)
-            return false
-          case 'symlink':
-            return true
-          default:
-            throw new Error(header.type)
-        }
-      }
-      let extract = tar.extract(dir, {ignore})
-      extract.on('error', fail)
-      extract.on('finish', () => {
-        extracted = true
-        check()
-      })
-
-      let gunzip = zlib.createGunzip()
-      gunzip.on('error', fail)
-
-      stream.pipe(gunzip).pipe(extract)
-    })
-  }
-
-  private base(manifest: IManifest): string {
-    return `${this.name}-v${manifest.version}-${this.config.platform}-${this.config.arch}`
-  }
-
-  private async autoupdateNeeded(): Promise<boolean> {
-    try {
-      const m = await mtime(this.autoupdatefile)
-      return dateIsAfter(m, dateSubHours(new Date(), 5))
-    } catch (err) {
-      if (err.code !== 'ENOENT') cli.error(err.stack)
-      if ((global as any).testing) return false
-      debug('autoupdate ENOENT')
-      return true
-    }
-  }
-
-  get timestampEnvVar(): string {
-    // TODO: use function from @cli-engine/config
-    let bin = this.config.bin.replace('-', '_').toUpperCase()
-    return `${bin}_TIMESTAMPS`
-  }
-
-  get skipAnalyticsEnvVar(): string {
-    let bin = this.config.bin.replace('-', '_').toUpperCase()
-    return `${bin}_SKIP_ANALYTICS`
-  }
-
-  get autoupdateEnv(): { [k: string]: string | undefined } {
-    return {...process.env,
-      [this.timestampEnvVar]: '1',
-      [this.skipAnalyticsEnvVar]: '1'}
-  }
-
-  private async reexecUpdate() {
-    cli.action.stop()
-    return new Promise((_, reject) => {
-      debug('restarting CLI after update', this.clientBin)
-      spawn(this.clientBin, ['update'], {
-        stdio: 'inherit',
-        env: {...process.env, CLI_ENGINE_HIDE_UPDATED_MESSAGE: '1'},
-      })
-        .on('error', reject)
-        .on('close', (status: number) => {
-          try {
-            cli.exit(status)
-          } catch (err) {
-            reject(err)
-          }
-        })
-    })
-  }
-
-  private async _createBin(manifest: IManifest) {
-    let dst = this.clientBin
-    if (this.config.windows) {
-      let body = `@echo off
-"%~dp0\\..\\${manifest.version}\\bin\\${this.config.bin}.cmd" %*
-`
-      await fs.outputFile(dst, body)
-      return
-    }
-
-    let src = path.join('..', manifest.version, 'bin', this.config.bin)
-    await fs.mkdirp(path.dirname(dst))
-    await fs.remove(dst)
-    await fs.symlink(src, dst)
-  }
-
-  private async _catch(fn: () => {}) {
-    try {
-      return await Promise.resolve(fn())
-    } catch (err) {
-      debug(err)
-    }
-  }
-}
diff --git a/yarn.lock b/yarn.lock
index 02c44d7b..1056e34d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -15,33 +15,37 @@
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/@heroku/linewrap/-/linewrap-1.0.0.tgz#a9d4e99f0a3e423a899b775f5f3d6747a1ff15c6"
 
-"@oclif/command@^1.3.3", "@oclif/command@^1.4.1":
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/@oclif/command/-/command-1.4.1.tgz#76748f74b16025d7d1bbc4bcfc7cba40072014f1"
+"@oclif/command@^1.4.6", "@oclif/command@^1.4.7":
+  version "1.4.7"
+  resolved "https://registry.yarnpkg.com/@oclif/command/-/command-1.4.7.tgz#32423fcb3317c1e9fd5b864c728ddd5e4f8fd361"
   dependencies:
+    "@oclif/errors" "^1.0.3"
     "@oclif/parser" "^3.2.9"
+    debug "^3.1.0"
     semver "^5.5.0"
 
-"@oclif/config@^1.3.57":
-  version "1.3.57"
-  resolved "https://registry.yarnpkg.com/@oclif/config/-/config-1.3.57.tgz#845ed86c01911860d49853aaab28f76c7f7a5f43"
+"@oclif/config@^1.3.62", "@oclif/config@^1.3.64":
+  version "1.3.64"
+  resolved "https://registry.yarnpkg.com/@oclif/config/-/config-1.3.64.tgz#e3e7968a364f6dd86da234a88f9f5caf14fcecd3"
+  dependencies:
+    debug "^3.1.0"
 
-"@oclif/dev-cli@^1.2.18":
-  version "1.2.18"
-  resolved "https://registry.yarnpkg.com/@oclif/dev-cli/-/dev-cli-1.2.18.tgz#3e1adab6b6dbe76b5c5ced8725620e5c86829c64"
+"@oclif/dev-cli@^1.4.4":
+  version "1.4.4"
+  resolved "https://registry.yarnpkg.com/@oclif/dev-cli/-/dev-cli-1.4.4.tgz#73e4c98437f3f28d1aaddcc9c05ce86c71ddd32f"
   dependencies:
-    "@oclif/command" "^1.3.3"
-    "@oclif/config" "^1.3.57"
-    "@oclif/errors" "^1.0.2"
-    "@oclif/plugin-help" "^1.1.5"
+    "@oclif/command" "^1.4.6"
+    "@oclif/config" "^1.3.62"
+    "@oclif/errors" "^1.0.3"
+    "@oclif/plugin-help" "^1.2.2"
     lodash "^4.17.5"
     lodash.template "^4.4.0"
     normalize-package-data "^2.4.0"
     require-resolve "^0.0.2"
 
-"@oclif/errors@^1.0.2":
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/@oclif/errors/-/errors-1.0.2.tgz#0a3f773d673a3ccd8dc26bf2e3c49580afcbe30e"
+"@oclif/errors@^1.0.3":
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/@oclif/errors/-/errors-1.0.3.tgz#f23c024075855c7d116d041ee158f99bd51175af"
   dependencies:
     clean-stack "^1.3.0"
     fs-extra "^5.0.0"
@@ -55,33 +59,33 @@
   dependencies:
     "@heroku/linewrap" "^1.0.0"
 
-"@oclif/plugin-help@^1.1.5":
-  version "1.1.5"
-  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-1.1.5.tgz#b7ae4d3a972851008ee399cd06bf4dff2a2105d5"
+"@oclif/plugin-help@^1.2.2", "@oclif/plugin-help@^1.2.3":
+  version "1.2.3"
+  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-1.2.3.tgz#f85e88744ec271d38949fda5c51185ad7f99e77d"
   dependencies:
-    "@oclif/command" "^1.3.3"
-    chalk "^2.3.1"
+    "@oclif/command" "^1.4.7"
+    chalk "^2.3.2"
     indent-string "^3.2.0"
     lodash.template "^4.4.0"
     string-width "^2.1.1"
     widest-line "^2.0.0"
     wrap-ansi "^3.0.1"
 
-"@oclif/screen@^1.0.1":
+"@oclif/screen@^1.0.2":
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/@oclif/screen/-/screen-1.0.2.tgz#c9d7c84b0ea60ecec8dd7a9b22c012ba9967aed8"
 
-"@oclif/test@^1.0.1":
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/@oclif/test/-/test-1.0.1.tgz#042c6e47319c739b34c54bf12aaff996f4e055fe"
+"@oclif/test@^1.0.4":
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/@oclif/test/-/test-1.0.4.tgz#07c28c18f959a6b860b5781465884773f893fafb"
   dependencies:
-    fancy-test "^1.0.1"
+    fancy-test "^1.0.3"
 
-"@oclif/tslint@^1.0.2":
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/@oclif/tslint/-/tslint-1.0.2.tgz#793d39758082f359469dba8ce5cfba041d7a7847"
+"@oclif/tslint@^1.1.0":
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/@oclif/tslint/-/tslint-1.1.0.tgz#a2d494a61afa882a685fe5f4d866dafd18990728"
   dependencies:
-    tslint-xo "^0.6.0"
+    tslint-xo "^0.7.0"
 
 "@types/chai@^4.1.2":
   version "4.1.2"
@@ -99,21 +103,21 @@
   dependencies:
     "@types/node" "*"
 
-"@types/lodash@^4.14.104":
-  version "4.14.104"
-  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.104.tgz#53ee2357fa2e6e68379341d92eb2ecea4b11bb80"
+"@types/lodash@^4.14.106":
+  version "4.14.106"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.106.tgz#6093e9a02aa567ddecfe9afadca89e53e5dce4dd"
 
-"@types/mocha@^2.2.48":
-  version "2.2.48"
-  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-2.2.48.tgz#3523b126a0b049482e1c3c11877460f76622ffab"
+"@types/mocha@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.0.0.tgz#a3014921991066193f6c8e47290d4d598dfd19e6"
 
 "@types/node@*":
   version "9.4.5"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-9.4.5.tgz#d2a90c634208173d1b1a0a6ba9f1df3de62edcf5"
 
-"@types/node@^9.4.6":
-  version "9.4.6"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-9.4.6.tgz#d8176d864ee48753d053783e4e463aec86b8d82e"
+"@types/node@^9.6.2":
+  version "9.6.2"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-9.6.2.tgz#e49ac1adb458835e95ca6487bc20f916b37aff23"
 
 "@types/semver@^5.5.0":
   version "5.5.0"
@@ -145,6 +149,12 @@ ansi-styles@^3.2.0:
   dependencies:
     color-convert "^1.9.0"
 
+ansi-styles@^3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
+  dependencies:
+    color-convert "^1.9.0"
+
 ansicolors@~0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/ansicolors/-/ansicolors-0.2.1.tgz#be089599097b74a5c9c4a84a0cdbcdb62bd87aef"
@@ -250,9 +260,9 @@ braces@^2.3.0:
     split-string "^3.0.2"
     to-regex "^3.0.1"
 
-browser-stdout@1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.0.tgz#f351d32969d32fa5d7a5567154263d928ae3bd1f"
+browser-stdout@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.1.tgz#baa559ee14ced73452229bad7326467c61fabd60"
 
 builtin-modules@^1.0.0, builtin-modules@^1.1.1:
   version "1.1.1"
@@ -308,7 +318,7 @@ chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
-chalk@^2.3.0, chalk@^2.3.1:
+chalk@^2.3.0:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.1.tgz#523fe2678aec7b04e8041909292fe8b17059b796"
   dependencies:
@@ -316,6 +326,14 @@ chalk@^2.3.0, chalk@^2.3.1:
     escape-string-regexp "^1.0.5"
     supports-color "^5.2.0"
 
+chalk@^2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.2.tgz#250dc96b07491bfd601e648d66ddf5f60c7a5c65"
+  dependencies:
+    ansi-styles "^3.2.1"
+    escape-string-regexp "^1.0.5"
+    supports-color "^5.3.0"
+
 check-error@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
@@ -337,15 +355,15 @@ clean-stack@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/clean-stack/-/clean-stack-1.3.0.tgz#9e821501ae979986c46b1d66d2d432db2fd4ae31"
 
-cli-ux@^3.3.23:
-  version "3.3.23"
-  resolved "https://registry.yarnpkg.com/cli-ux/-/cli-ux-3.3.23.tgz#5b9462aabb27acd91bb7abb6f91518b085167d99"
+cli-ux@^3.3.27:
+  version "3.3.27"
+  resolved "https://registry.yarnpkg.com/cli-ux/-/cli-ux-3.3.27.tgz#1ee13e5d4dbce4980e14f2abf368a3aed54743b4"
   dependencies:
     "@heroku/linewrap" "^1.0.0"
-    "@oclif/screen" "^1.0.1"
-    ansi-styles "^3.2.0"
+    "@oclif/screen" "^1.0.2"
+    ansi-styles "^3.2.1"
     cardinal "^1.0.0"
-    chalk "^2.3.0"
+    chalk "^2.3.2"
     clean-stack "^1.3.0"
     extract-stack "^1.0.0"
     fs-extra "^5.0.0"
@@ -354,7 +372,7 @@ cli-ux@^3.3.23:
     password-prompt "^1.0.4"
     semver "^5.5.0"
     strip-ansi "^4.0.0"
-    supports-color "^5.1.0"
+    supports-color "^5.3.0"
 
 collection-visit@^1.0.0:
   version "1.0.0"
@@ -409,9 +427,9 @@ cross-spawn@^5.1.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
-cross-spawn@^6.0.4:
-  version "6.0.4"
-  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.4.tgz#bbf44ccb30fb8314a08f178b62290c669c36d808"
+cross-spawn@^6.0.5:
+  version "6.0.5"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-6.0.5.tgz#4a5ec7c64dfae22c3a14124dbacdee846d80cbc4"
   dependencies:
     nice-try "^1.0.4"
     path-key "^2.0.1"
@@ -457,9 +475,9 @@ define-property@^1.0.0:
   dependencies:
     is-descriptor "^1.0.0"
 
-diff@3.3.1:
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-3.3.1.tgz#aa8567a6eed03c531fc89d3f711cd0e5259dec75"
+diff@3.5.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
 
 diff@^3.1.0, diff@^3.2.0:
   version "3.4.0"
@@ -472,7 +490,7 @@ dir-glob@^2.0.0:
     arrify "^1.0.1"
     path-type "^3.0.0"
 
-doctrine@^0.7.2:
+doctrine@0.7.2:
   version "0.7.2"
   resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-0.7.2.tgz#7cb860359ba3be90e040b26b729ce4bfa654c523"
   dependencies:
@@ -547,12 +565,12 @@ extract-stack@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/extract-stack/-/extract-stack-1.0.0.tgz#b97acaf9441eea2332529624b732fc5a1c8165fa"
 
-fancy-test@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/fancy-test/-/fancy-test-1.0.1.tgz#28eb801dffc341d7202ed90b6944019922b08b5b"
+fancy-test@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/fancy-test/-/fancy-test-1.0.4.tgz#fa689cfc98abec74a0b2f4386d92c58f1ef20f11"
   dependencies:
-    lodash "^4.17.4"
-    stdout-stderr "^0.1.6"
+    lodash "^4.17.5"
+    stdout-stderr "^0.1.8"
 
 fast-glob@^2.0.2:
   version "2.0.3"
@@ -563,9 +581,9 @@ fast-glob@^2.0.2:
     micromatch "3.1.5"
     readdir-enhanced mrmlnc/readdir-enhanced#ISSUE-11_monkey_fix
 
-filesize@^3.6.0:
-  version "3.6.0"
-  resolved "https://registry.yarnpkg.com/filesize/-/filesize-3.6.0.tgz#22d079615624bb6fd3c04026120628a41b3f4efa"
+filesize@^3.6.1:
+  version "3.6.1"
+  resolved "https://registry.yarnpkg.com/filesize/-/filesize-3.6.1.tgz#090bb3ee01b6f801a8a8be99d31710b3422bb317"
 
 fill-range@^4.0.0:
   version "4.0.0"
@@ -697,15 +715,15 @@ hosted-git-info@^2.1.4:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/hosted-git-info/-/hosted-git-info-2.5.0.tgz#6d60e34b3abbc8313062c3b798ef8d901a07af3c"
 
-http-call@^5.0.2:
-  version "5.0.2"
-  resolved "https://registry.yarnpkg.com/http-call/-/http-call-5.0.2.tgz#21bec3655f1631de128c0cdaa470777b1fbbc365"
+http-call@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/http-call/-/http-call-5.1.0.tgz#699847d9bcd635eb4e3fdfe3084456a9c89d716d"
   dependencies:
     content-type "^1.0.4"
     debug "^3.1.0"
     is-retry-allowed "^1.1.0"
     is-stream "^1.1.0"
-    tslib "^1.8.1"
+    tslib "^1.9.0"
     tunnel-agent "^0.6.0"
 
 ignore@^3.3.5:
@@ -909,7 +927,7 @@ lodash.templatesettings@^4.0.0:
   dependencies:
     lodash._reinterpolate "~3.0.0"
 
-lodash@^4.17.4, lodash@^4.17.5:
+lodash@^4.17.5:
   version "4.17.5"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.5.tgz#99a92d65c0272debe8c96b6057bc8fbfa3bed511"
 
@@ -989,14 +1007,14 @@ mkdirp@0.5.1, mkdirp@^0.5.1:
   dependencies:
     minimist "0.0.8"
 
-mocha@^5.0.1:
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-5.0.1.tgz#759b62c836b0732382a62b6b1fb245ec1bc943ac"
+mocha@^5.0.5:
+  version "5.0.5"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-5.0.5.tgz#e228e3386b9387a4710007a641f127b00be44b52"
   dependencies:
-    browser-stdout "1.3.0"
+    browser-stdout "1.3.1"
     commander "2.11.0"
     debug "3.1.0"
-    diff "3.3.1"
+    diff "3.5.0"
     escape-string-regexp "1.0.5"
     glob "7.1.2"
     growl "1.10.3"
@@ -1314,10 +1332,11 @@ static-extend@^0.1.1:
     define-property "^0.2.5"
     object-copy "^0.1.0"
 
-stdout-stderr@^0.1.6:
-  version "0.1.7"
-  resolved "https://registry.yarnpkg.com/stdout-stderr/-/stdout-stderr-0.1.7.tgz#f3f69391f3e721c2c52aa92fbfa18b8a6e9ce3df"
+stdout-stderr@^0.1.8:
+  version "0.1.9"
+  resolved "https://registry.yarnpkg.com/stdout-stderr/-/stdout-stderr-0.1.9.tgz#9b48ee04eff955ee07776e27125d5524d9d02f57"
   dependencies:
+    debug "^3.1.0"
     strip-ansi "^4.0.0"
 
 string-width@^2.1.1:
@@ -1361,6 +1380,12 @@ supports-color@^5.1.0, supports-color@^5.2.0:
   dependencies:
     has-flag "^3.0.0"
 
+supports-color@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.3.0.tgz#5b24ac15db80fa927cf5227a4a33fd3c4c7676c0"
+  dependencies:
+    has-flag "^3.0.0"
+
 tar-fs@^1.16.0:
   version "1.16.0"
   resolved "https://registry.yarnpkg.com/tar-fs/-/tar-fs-1.16.0.tgz#e877a25acbcc51d8c790da1c57c9cf439817b896"
@@ -1400,9 +1425,9 @@ to-regex@^3.0.1:
     extend-shallow "^2.0.1"
     regex-not "^1.0.0"
 
-ts-node@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-5.0.0.tgz#9aa573889ad7949411f972981c209e064705e36f"
+ts-node@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-5.0.1.tgz#78e5d1cb3f704de1b641e43b76be2d4094f06f81"
   dependencies:
     arrify "^1.0.0"
     chalk "^2.3.0"
@@ -1413,7 +1438,7 @@ ts-node@^5.0.0:
     source-map-support "^0.5.3"
     yn "^2.0.0"
 
-tslib@^1.0.0, tslib@^1.7.1, tslib@^1.8.0, tslib@^1.8.1:
+tslib@1.9.0, tslib@^1.7.1, tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0:
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.0.tgz#e37a86fda8cbbaf23a057f473c9f4dc64e5fc2e8"
 
@@ -1424,13 +1449,13 @@ tslint-consistent-codestyle@^1.11.0:
     tslib "^1.7.1"
     tsutils "^2.21.0"
 
-tslint-eslint-rules@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/tslint-eslint-rules/-/tslint-eslint-rules-4.1.1.tgz#7c30e7882f26bc276bff91d2384975c69daf88ba"
+tslint-eslint-rules@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/tslint-eslint-rules/-/tslint-eslint-rules-5.1.0.tgz#3232b318da55dbb5a83e3f5d657c1ddbb27b9ff2"
   dependencies:
-    doctrine "^0.7.2"
-    tslib "^1.0.0"
-    tsutils "^1.4.0"
+    doctrine "0.7.2"
+    tslib "1.9.0"
+    tsutils "2.8.0"
 
 tslint-microsoft-contrib@^5.0.2:
   version "5.0.2"
@@ -1438,12 +1463,12 @@ tslint-microsoft-contrib@^5.0.2:
   dependencies:
     tsutils "^2.12.1"
 
-tslint-xo@^0.6.0:
-  version "0.6.0"
-  resolved "https://registry.yarnpkg.com/tslint-xo/-/tslint-xo-0.6.0.tgz#95a05b8dcac7aaa1f4d6ca1397a3c4c45a8b848e"
+tslint-xo@^0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/tslint-xo/-/tslint-xo-0.7.0.tgz#be5a1d67f8ade5d92aa8c0a21d9cfdcbaf06f3e0"
   dependencies:
     tslint-consistent-codestyle "^1.11.0"
-    tslint-eslint-rules "^4.1.1"
+    tslint-eslint-rules "^5.1.0"
     tslint-microsoft-contrib "^5.0.2"
 
 tslint@^5.9.1:
@@ -1463,9 +1488,11 @@ tslint@^5.9.1:
     tslib "^1.8.0"
     tsutils "^2.12.1"
 
-tsutils@^1.4.0:
-  version "1.9.1"
-  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-1.9.1.tgz#b9f9ab44e55af9681831d5f28d0aeeaf5c750cb0"
+tsutils@2.8.0:
+  version "2.8.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.8.0.tgz#0160173729b3bf138628dd14a1537e00851d814a"
+  dependencies:
+    tslib "^1.7.1"
 
 tsutils@^2.12.1, tsutils@^2.21.0:
   version "2.21.1"
@@ -1483,9 +1510,9 @@ type-detect@^4.0.0:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
 
-typescript@^2.7.2:
-  version "2.7.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.7.2.tgz#2d615a1ef4aee4f574425cdff7026edf81919836"
+typescript@^2.8.1:
+  version "2.8.1"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.8.1.tgz#6160e4f8f195d5ba81d4876f9c0cc1fbc0820624"
 
 union-value@^1.0.0:
   version "1.0.0"