diff --git a/packages/ui-default/build/config/webpack.ts b/packages/ui-default/build/config/webpack.ts
index bf2ee99bd..921a071a4 100644
--- a/packages/ui-default/build/config/webpack.ts
+++ b/packages/ui-default/build/config/webpack.ts
@@ -19,7 +19,7 @@ export default function (env: { watch?: boolean, production?: boolean, measure?:
       loader: 'esbuild-loader',
       options: {
         loader: 'tsx',
-        target: 'chrome60',
+        target: 'es2015',
         sourcemap: true,
       },
     };
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 3e58b6fed..07ed1979a 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.42.5",
+  "version": "4.42.6",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "index.ts",