diff --git a/lib/utils/webpack.config.js b/lib/utils/webpack.config.js
index 69c91d78efd99..a61e162f1709c 100644
--- a/lib/utils/webpack.config.js
+++ b/lib/utils/webpack.config.js
@@ -300,7 +300,9 @@ module.exports = (program, directory, stage, webpackPort = 1500, routes = []) =>
             require('postcss-cssnext')({
               browsers: 'last 2 versions',
             }),
-            require('cssnano'),
+            require('cssnano')({
+              autoprefixer: false,
+            }),
           ],
         })
         return config