diff --git a/packages/hydrojudge/package.json b/packages/hydrojudge/package.json
index 44e7803fe..6e7a8550f 100644
--- a/packages/hydrojudge/package.json
+++ b/packages/hydrojudge/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@hydrooj/hydrojudge",
     "bin": "bin/hydrojudge.js",
-    "version": "2.18.0",
+    "version": "2.18.1",
     "main": "package.json",
     "author": "undefined <i@undefined.moe>",
     "repository": "https://github.com/hydro-dev/Hydro.git",
diff --git a/packages/hydrojudge/src/hosts/hydro.ts b/packages/hydrojudge/src/hosts/hydro.ts
index 5667492a7..950975099 100644
--- a/packages/hydrojudge/src/hosts/hydro.ts
+++ b/packages/hydrojudge/src/hosts/hydro.ts
@@ -280,7 +280,7 @@ export default class Hydro {
         log.info('正在连接 %sjudge/conn', this.config.server_url);
         this.ws = new WebSocket(`${this.config.server_url.replace(/^http/i, 'ws')}judge/conn`, {
             headers: {
-                Cookie: `sid=${this.config.cookie}`,
+                Authorization: `Bearer ${this.config.cookie.split('sid=')[1].split(';')[0]}`,
             },
         });
         global.onDestroy.push(() => this.ws.close());