diff --git a/build/webpack.release.js b/build/webpack.release.js
index 4394e28c..f8327d7e 100644
--- a/build/webpack.release.js
+++ b/build/webpack.release.js
@@ -89,12 +89,6 @@ if (process.env.NODE_ENV === 'production') {
       'process.env': {
         NODE_ENV: '"production"'
       }
-    }),
-    new webpack.optimize.UglifyJsPlugin({
-      compress: {
-        warnings: false
-      },
-      sourceMap: true
     })
   ]
 }