diff --git a/package.json b/package.json
index fae6257..dd0746f 100644
--- a/package.json
+++ b/package.json
@@ -82,5 +82,16 @@
     "last 2 versions",
     "IE 11",
     "not dead"
-  ]
+  ],
+  "postcss": {
+    "plugins": {
+      "autoprefixer": {
+        "cascade": false,
+        "grid": true
+      },
+      "csso": {
+        "forceMediaMerge": false
+      }
+    }
+  }
 }
diff --git a/postcss.config.js b/postcss.config.js
deleted file mode 100644
index 8525cdb..0000000
--- a/postcss.config.js
+++ /dev/null
@@ -1,12 +0,0 @@
-const autoprefixer = require('autoprefixer')
-const csso = require('postcss-csso')
-
-module.exports = {
-  plugins: [
-    autoprefixer({
-      cascade: false,
-      grid: true,
-    }),
-    csso({ forceMediaMerge: false }),
-  ],
-}