diff --git a/scripts/build.js b/scripts/build.js
index 868d9d9..0080782 100644
--- a/scripts/build.js
+++ b/scripts/build.js
@@ -1,5 +1,7 @@
 import schemaBuilder from '@ideditor/schema-builder';
 
+const fs = require('fs');
+
 schemaBuilder.buildDev();
 
 minifyJSON('dist/translations/zh-CN.json', 'dist/translations/zh-CN..min.json');