diff --git a/lib/build/webpack/vue-loader.config.js b/lib/build/webpack/vue-loader.config.js
index 7b0f4d1217..53d42bdcac 100644
--- a/lib/build/webpack/vue-loader.config.js
+++ b/lib/build/webpack/vue-loader.config.js
@@ -18,7 +18,8 @@ module.exports = function () {
       'scss': 'vue-style-loader!css-loader!sass-loader',
       'stylus': 'vue-style-loader!css-loader!stylus-loader',
       'styl': 'vue-style-loader!css-loader!stylus-loader'
-    }
+    },
+    preserveWhitespace: false
   }
 
   if (!this.dev) {