diff --git a/package.json b/package.json
index bca9fe945..1ca2e59b5 100644
--- a/package.json
+++ b/package.json
@@ -229,7 +229,7 @@
         "cascade": false,
         "grid": true
       },
-      "csso": {
+      "postcss-csso": {
         "forceMediaMerge": false
       }
     }