From f4cf20b94ff5aed6f3eea2f2ea4174db37a2c3e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oskar=20Sch=C3=B6ldstr=C3=B6m?= <public@oxy.fi>
Date: Tue, 10 Jan 2017 12:22:01 -0500
Subject: [PATCH] Respect autoprefixer browsers when stripping vendor prefixes
 with cssnano

---
 assets/build/webpack.config.optimize.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/assets/build/webpack.config.optimize.js b/assets/build/webpack.config.optimize.js
index 5de272070d..d77c389500 100644
--- a/assets/build/webpack.config.optimize.js
+++ b/assets/build/webpack.config.optimize.js
@@ -11,7 +11,10 @@ module.exports = {
   plugins: [
     new OptimizeCssAssetsPlugin({
       cssProcessor: cssnano,
-      cssProcessorOptions: { discardComments: { removeAll: true } },
+      cssProcessorOptions: {
+        discardComments: { removeAll: true },
+        autoprefixer: { browsers: config.browsers },
+      },
       canPrint: true,
     }),
     new ImageminPlugin({