diff --git a/packages/hydrojudge/bin/hydrojudge.js b/packages/hydrojudge/bin/hydrojudge.js
index a1b21ed1e..478985d1d 100755
--- a/packages/hydrojudge/bin/hydrojudge.js
+++ b/packages/hydrojudge/bin/hydrojudge.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-const argv = require('cac')().parse();
+const argv = require('cac')().cac().parse();
 require('@hydrooj/register');
 
 if (argv.args[0] === 'cache') require('../src/cache')();
diff --git a/packages/hydrojudge/package.json b/packages/hydrojudge/package.json
index 666a594c0..986fec0c2 100644
--- a/packages/hydrojudge/package.json
+++ b/packages/hydrojudge/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@hydrooj/hydrojudge",
     "bin": "bin/hydrojudge.js",
-    "version": "4.0.0",
+    "version": "4.0.1",
     "main": "./src/index.ts",
     "author": "undefined <i@undefined.moe>",
     "repository": "https://github.com/hydro-dev/Hydro.git",