diff --git a/packages/plugin-github/package.json b/packages/plugin-github/package.json
index 247adc8c19..562d3681c2 100644
--- a/packages/plugin-github/package.json
+++ b/packages/plugin-github/package.json
@@ -30,6 +30,8 @@
   ],
   "devDependencies": {
     "@types/marked": "^2.0.0",
+    "koishi-plugin-mongo": "^2.1.1",
+    "koishi-plugin-mysql": "^3.1.0",
     "koishi-plugin-puppeteer": "^2.0.0",
     "koishi-test-utils": "^6.0.0-beta.10"
   },
diff --git a/packages/plugin-github/src/index.ts b/packages/plugin-github/src/index.ts
index a2e0070635..3e78e5b97d 100644
--- a/packages/plugin-github/src/index.ts
+++ b/packages/plugin-github/src/index.ts
@@ -2,27 +2,20 @@
 /* eslint-disable quote-props */
 
 import { createHmac } from 'crypto'
-import { Context } from 'koishi-core'
-import { camelize, defineProperty, Time, Random } from 'koishi-utils'
 import { encode } from 'querystring'
+import { Context, camelize, Time, Random } from 'koishi-core'
 import { CommonPayload, addListeners, defaultEvents } from './events'
-import { Config, GitHub, ReplyHandler, EventData } from './server'
+import { Config, GitHub, ReplyHandler, ReplySession, EventData } from './server'
 
 export * from './server'
 
-declare module 'koishi-core' {
-  interface App {
-    github?: GitHub
-  }
-}
-
 const defaultOptions: Config = {
   secret: '',
   messagePrefix: '[GitHub] ',
   webhook: '/github/webhook',
   authorize: '/github/authorize',
   replyTimeout: Time.hour,
-  repos: {},
+  repos: [],
   events: {},
 }
 
@@ -111,7 +104,7 @@ export function apply(ctx: Context, config: Config = {}) {
     }
   })
 
-  ctx.middleware((session, next) => {
+  ctx.middleware((session: ReplySession, next) => {
     if (!session.quote) return next()
     const body = session.parsed.content.trim()
     const payloads = history[session.quote.messageId.slice(0, 6)]
diff --git a/packages/plugin-github/src/server.ts b/packages/plugin-github/src/server.ts
index e3f8a8537f..4c250cf3da 100644
--- a/packages/plugin-github/src/server.ts
+++ b/packages/plugin-github/src/server.ts
@@ -2,14 +2,28 @@
 
 import { EventConfig } from './events'
 import axios, { AxiosError, Method } from 'axios'
-import { App, Session, User } from 'koishi-core'
+import { App, Channel, Database, Session, User } from 'koishi-core'
 import { segment, Logger } from 'koishi-utils'
 import {} from 'koishi-plugin-puppeteer'
+import {} from 'koishi-plugin-mysql'
+import {} from 'koishi-plugin-mongo'
 
 declare module 'koishi-core' {
+  interface App {
+    github?: GitHub
+  }
+
   interface User {
-    ghAccessToken?: string
-    ghRefreshToken?: string
+    ghAccessToken: string
+    ghRefreshToken: string
+  }
+
+  interface Channel {
+    githubWebhooks: Record<string, {}>
+  }
+
+  interface Tables {
+    github: Repository
   }
 }
 
@@ -18,6 +32,33 @@ User.extend(() => ({
   ghRefreshToken: '',
 }))
 
+Channel.extend(() => ({
+  githubWebhooks: {},
+}))
+
+Database.extend('koishi-plugin-mysql', ({ tables, Domain }) => {
+  tables.user.ghAccessToken = 'varchar(50)'
+  tables.user.ghRefreshToken = 'varchar(50)'
+  tables.channel.githubWebhooks = new Domain.Json()
+  tables.github = Object.assign<any, any>(['primary key (`name`)'], {
+    name: 'varchar(50)',
+    secret: 'varchar(50)',
+  })
+})
+
+Database.extend('koishi-plugin-mongo', ({ tables }) => {
+  tables.github = { primary: 'name' }
+})
+
+interface Repository {
+  name: string
+  secret: string
+}
+
+interface RepoConfig extends Repository {
+  targets: string[]
+}
+
 export interface Config {
   secret?: string
   webhook?: string
@@ -29,7 +70,7 @@ export interface Config {
   promptTimeout?: number
   replyTimeout?: number
   requestTimeout?: number
-  repos?: Record<string, string[]>
+  repos?: RepoConfig[]
   events?: EventConfig
 }
 
@@ -42,7 +83,7 @@ export interface OAuth {
   scope: string
 }
 
-type ReplySession = Session<'ghAccessToken' | 'ghRefreshToken'>
+export type ReplySession = Session<'ghAccessToken' | 'ghRefreshToken'>
 
 const logger = new Logger('github')
 
@@ -131,7 +172,7 @@ type ReplyPayloads = {
 export type EventData<T = {}> = [string, (ReplyPayloads & T)?]
 
 export class ReplyHandler {
-  constructor(public github: GitHub, public session: Session, public content?: string) {}
+  constructor(public github: GitHub, public session: ReplySession, public content?: string) {}
 
   link(url: string) {
     return this.session.send(url)
diff --git a/packages/plugin-mongo/src/database.ts b/packages/plugin-mongo/src/database.ts
index 967bd103a0..0729a3324a 100644
--- a/packages/plugin-mongo/src/database.ts
+++ b/packages/plugin-mongo/src/database.ts
@@ -23,7 +23,7 @@ export interface Config {
 }
 
 interface TableConfig<O> {
-  primary: keyof O
+  primary?: keyof O
   type?: 'incremental'
 }