diff --git a/packages/fps-importer/handler.ts b/packages/fps-importer/handler.ts
index 6eb24c07..f9218dd5 100644
--- a/packages/fps-importer/handler.ts
+++ b/packages/fps-importer/handler.ts
@@ -4,13 +4,13 @@ import xml2js from 'xml2js';
 import fs from 'fs-extra';
 import { filter } from 'lodash';
 import decodeHTML from 'decode-html';
-import type { ProblemConfig } from 'hydrooj';
 import { Route, Handler } from 'hydrooj/dist/service/server';
 import { buildContent } from 'hydrooj/dist/lib/content';
 import { ProblemAdd } from 'hydrooj/dist/lib/ui';
 import solution from 'hydrooj/dist/model/solution';
 import { PERM } from 'hydrooj/dist/model/builtin';
 import { FileTooLargeError, ValidationError } from 'hydrooj/dist/error';
+import type { ProblemConfig } from 'hydrooj';
 
 class FpsProblemImportHandler extends Handler {
     async get() {
diff --git a/packages/hydrooj/src/interface.ts b/packages/hydrooj/src/interface.ts
index 1f9bd4d0..01a4c692 100644
--- a/packages/hydrooj/src/interface.ts
+++ b/packages/hydrooj/src/interface.ts
@@ -1,9 +1,9 @@
+import { ItemBucketMetadata } from 'minio';
 import type { Readable, Writable } from 'stream';
 import type { Cursor, ObjectID } from 'mongodb';
 import type fs from 'fs';
 import type { Dictionary, NumericDictionary } from 'lodash';
 import type * as Koa from 'koa';
-import { ItemBucketMetadata } from 'minio';
 import type { ProblemDoc } from './model/problem';
 
 type document = typeof import('./model/document');
diff --git a/packages/hydrooj/src/model/problem.ts b/packages/hydrooj/src/model/problem.ts
index d32c3d08..d629708d 100644
--- a/packages/hydrooj/src/model/problem.ts
+++ b/packages/hydrooj/src/model/problem.ts
@@ -1,7 +1,7 @@
-import type { Readable } from 'stream';
 import { ObjectID, FilterQuery } from 'mongodb';
 import { Dictionary, escapeRegExp, pick } from 'lodash';
 import { streamToBuffer } from '@hydrooj/utils/lib/utils';
+import type { Readable } from 'stream';
 import * as document from './document';
 import { STATUS } from './builtin';
 import storage from './storage';
diff --git a/packages/hydrooj/src/model/storage.ts b/packages/hydrooj/src/model/storage.ts
index 54de154d..9e31d626 100644
--- a/packages/hydrooj/src/model/storage.ts
+++ b/packages/hydrooj/src/model/storage.ts
@@ -1,7 +1,7 @@
-import type { Readable } from 'stream';
 import { escapeRegExp } from 'lodash';
 import { ItemBucketMetadata } from 'minio';
 import moment from 'moment';
+import type { Readable } from 'stream';
 import storage from '../service/storage';
 import * as bus from '../service/bus';
 import db from '../service/db';
diff --git a/packages/hydrooj/src/service/bus.ts b/packages/hydrooj/src/service/bus.ts
index 533cd09b..718cf44b 100644
--- a/packages/hydrooj/src/service/bus.ts
+++ b/packages/hydrooj/src/service/bus.ts
@@ -1,8 +1,8 @@
 /* eslint-disable no-await-in-loop */
 import cluster from 'cluster';
-import type { Db, FilterQuery, OnlyFieldsOfType } from 'mongodb';
 import serialize from 'serialize-javascript';
 import { argv } from 'yargs';
+import type { Db, FilterQuery, OnlyFieldsOfType } from 'mongodb';
 import type { Handler } from './server';
 import { Logger } from '../logger';
 import type {
diff --git a/packages/hydrooj/src/service/server.ts b/packages/hydrooj/src/service/server.ts
index 552a1bfb..c65d666d 100644
--- a/packages/hydrooj/src/service/server.ts
+++ b/packages/hydrooj/src/service/server.ts
@@ -15,9 +15,9 @@ import Router from 'koa-router';
 import proxy from 'koa-proxies';
 import cache from 'koa-static-cache';
 import sockjs from 'sockjs';
-import type { SetOption } from 'cookies';
 import { argv } from 'yargs';
 import { createHash } from 'crypto';
+import type { SetOption } from 'cookies';
 import * as bus from './bus';
 import { errorMessage } from '../utils';
 import { User, DomainDoc } from '../interface';
diff --git a/packages/import-qduoj/handler.ts b/packages/import-qduoj/handler.ts
index 4049cedc..5aa6e926 100644
--- a/packages/import-qduoj/handler.ts
+++ b/packages/import-qduoj/handler.ts
@@ -4,12 +4,12 @@ import os from 'os';
 import fs from 'fs-extra';
 import AdmZip from 'adm-zip';
 import yaml from 'js-yaml';
-import type { ContentNode, ProblemConfig } from 'hydrooj';
 import { Route, Handler } from 'hydrooj/dist/service/server';
 import { BadRequestError, ValidationError } from 'hydrooj/dist/error';
 import { ProblemAdd } from 'hydrooj/dist/lib/ui';
 import problem from 'hydrooj/dist/model/problem';
 import { PERM } from 'hydrooj/dist/model/builtin';
+import type { ContentNode, ProblemConfig } from 'hydrooj';
 
 fs.ensureDirSync('/tmp/hydro/import-qduoj');