diff --git a/packages/hydrooj/bin/hydrooj.js b/packages/hydrooj/bin/hydrooj.js
index 86fa87f84..349a1c32a 100755
--- a/packages/hydrooj/bin/hydrooj.js
+++ b/packages/hydrooj/bin/hydrooj.js
@@ -2,50 +2,17 @@
 
 /* eslint-disable consistent-return */
 
-require('source-map-support').install();
+require('esbuild-register/dist/node').register({
+    target: `node${process.version.slice(1)}`,
+    jsx: 'transform',
+});
 const os = require('os');
 const path = require('path');
 const fs = require('fs-extra');
 const argv = require('cac')().parse();
 const child = require('child_process');
-const esbuild = require('esbuild');
 
 if (!process.env.NODE_APP_INSTANCE) process.env.NODE_APP_INSTANCE = '0';
-const major = +process.version.split('.')[0].split('v')[1];
-const minor = +process.version.split('.')[1];
-
-let transformTimeUsage = 0;
-let transformCount = 0;
-let displayTimeout;
-function transform(filename) {
-    const start = new Date();
-    const result = esbuild.buildSync({
-        entryPoints: [filename],
-        sourcemap: 'inline',
-        platform: 'node',
-        format: 'cjs',
-        target: `node${major}.${minor}`,
-        jsx: 'transform',
-        write: false,
-    });
-    if (result.warnings.length) console.warn(result.warnings);
-    transformTimeUsage += new Date().getTime() - start.getTime();
-    transformCount++;
-    if (displayTimeout) clearTimeout(displayTimeout);
-    displayTimeout = setTimeout(() => console.log(`Transformed ${transformCount} files. (${transformTimeUsage}ms)`), 1000);
-    return result.outputFiles[0].text;
-}
-const ESM = ['p-queue', 'p-timeout'];
-require.extensions['.js'] = function loader(module, filename) {
-    if (ESM.filter((i) => filename.includes(i)).length || major < 14) {
-        return module._compile(transform(filename), filename);
-    }
-    const content = fs.readFileSync(filename, 'utf-8');
-    return module._compile(content, filename);
-};
-require.extensions['.ts'] = require.extensions['.tsx'] = function loader(module, filename) {
-    return module._compile(transform(filename), filename);
-};
 
 function buildUrl(opts) {
     let mongourl = `${opts.protocol || 'mongodb'}://`;
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index b97ca2c99..d544d34ca 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -18,6 +18,7 @@
         "cac": "^6.7.3",
         "cookies": "^0.8.0",
         "detect-browser": "^5.2.0",
+        "esbuild-register": "^3.0.0",
         "fs-extra": "^10.0.0",
         "graphql": "^15.5.3",
         "graphql-scalars": "^1.10.1",
@@ -40,7 +41,6 @@
         "reflect-metadata": "^0.1.13",
         "serialize-javascript": "^6.0.0",
         "sockjs": "^0.3.21",
-        "source-map-support": "^0.5.20",
         "superagent": "^6.1.0",
         "tx2": "^1.0.4"
     },