diff --git a/packages/vjudge/package.json b/packages/vjudge/package.json
index cff76d5d4..7c77023c9 100644
--- a/packages/vjudge/package.json
+++ b/packages/vjudge/package.json
@@ -17,7 +17,7 @@
     "devDependencies": {
         "@types/jsdom": "^16.2.13",
         "@types/lodash": "^4.14.173",
-        "@types/superagent": "4.1.12",
+        "@types/superagent": "^4.1.13",
         "@types/superagent-proxy": "^2.0.1"
     }
 }
diff --git a/packages/vjudge/src/providers/codeforces.ts b/packages/vjudge/src/providers/codeforces.ts
index 8f20ac430..9b3a0999d 100644
--- a/packages/vjudge/src/providers/codeforces.ts
+++ b/packages/vjudge/src/providers/codeforces.ts
@@ -1,7 +1,7 @@
 /* eslint-disable no-await-in-loop */
 import { PassThrough } from 'stream';
 import { JSDOM } from 'jsdom';
-import * as superagent from 'superagent';
+import superagent from 'superagent';
 import proxy from 'superagent-proxy';
 import { STATUS } from '@hydrooj/utils/lib/status';
 import { sleep } from '@hydrooj/utils/lib/utils';
@@ -10,7 +10,7 @@ import { Logger } from 'hydrooj/src/logger';
 import * as setting from 'hydrooj/src/model/setting';
 import { IBasicProvider, RemoteAccount } from '../interface';
 
-proxy(superagent as any);
+proxy(superagent);
 const logger = new Logger('codeforces');
 
 const VERDICT = {
diff --git a/packages/vjudge/src/providers/luogu.ts b/packages/vjudge/src/providers/luogu.ts
index e85c11128..35a527fd3 100644
--- a/packages/vjudge/src/providers/luogu.ts
+++ b/packages/vjudge/src/providers/luogu.ts
@@ -1,7 +1,7 @@
 /* eslint-disable no-await-in-loop */
 import { JSDOM } from 'jsdom';
 import { flattenDeep } from 'lodash';
-import * as superagent from 'superagent';
+import superagent from 'superagent';
 import proxy from 'superagent-proxy';
 import { STATUS } from '@hydrooj/utils/lib/status';
 import { sleep } from '@hydrooj/utils/lib/utils';
@@ -9,7 +9,7 @@ import { Logger } from 'hydrooj/src/logger';
 import * as setting from 'hydrooj/src/model/setting';
 import { IBasicProvider, RemoteAccount } from '../interface';
 
-proxy(superagent as any);
+proxy(superagent);
 const logger = new Logger('remote/luogu');
 
 const STATUS_MAP = [
diff --git a/packages/vjudge/src/providers/spoj.ts b/packages/vjudge/src/providers/spoj.ts
index 60106ee00..f033666ce 100644
--- a/packages/vjudge/src/providers/spoj.ts
+++ b/packages/vjudge/src/providers/spoj.ts
@@ -1,7 +1,7 @@
 /* eslint-disable no-await-in-loop */
 import { PassThrough } from 'stream';
 import { JSDOM } from 'jsdom';
-import * as superagent from 'superagent';
+import superagent from 'superagent';
 import proxy from 'superagent-proxy';
 import { STATUS } from '@hydrooj/utils/lib/status';
 import { parseMemoryMB, sleep } from '@hydrooj/utils/lib/utils';
@@ -9,7 +9,7 @@ import { Logger } from 'hydrooj/src/logger';
 import * as setting from 'hydrooj/src/model/setting';
 import { IBasicProvider, RemoteAccount } from '../interface';
 
-proxy(superagent as any);
+proxy(superagent);
 const logger = new Logger('spoj');
 
 const VERDICT = {
diff --git a/packages/vjudge/src/proxy.ts b/packages/vjudge/src/proxy.ts
new file mode 100644
index 000000000..0dcc8332b
--- /dev/null
+++ b/packages/vjudge/src/proxy.ts
@@ -0,0 +1,6 @@
+declare module 'superagent' {
+    interface Request {
+        proxy(url: string): this;
+    }
+}
+export default {};