diff --git a/build/build.js b/build/build.js
index 4d02fc932c3b232cf14f8a8a21925f755b9535b2..2b625953a8604391fec8c7038189b868b6581d69 100644
--- a/build/build.js
+++ b/build/build.js
@@ -10,7 +10,6 @@ var config = require('../config');
 var webpackConfig = require('./webpack.prod.conf');
 
 console.log(process.env.NODE_ENV)
-console.log(process.env.npm_config_preview)
 
 var spinner = ora('building for ' + process.env.NODE_ENV + '...')
 spinner.start()