diff --git a/package.json b/package.json
index d498e51f3..0b2a2bb43 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "moment": "2.20.1",
     "numeral": "=2.0.6",
     "postcss": "6.0.12",
-    "postcss-cssnext": "2.11.0",
+    "postcss-cssnext": "3.0.0",
     "prop-types": "=15.5.10",
     "qrcode.react": "0.7.2",
     "react": "=16.0.0",