diff --git a/webpack.config.js b/webpack.config.js
index 992932a1..bd5acb04 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -79,6 +79,7 @@ const PROD_PLUGINS = [
     new webpack.optimize.DedupePlugin(),
     new webpack.optimize.UglifyJsPlugin({
         compress: {
+            screw_ie8: true,
             warnings: false
         },
         output: {