diff --git a/package.json b/package.json
index 131e40c..f8ecec8 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "del-cli": "^0.2.1",
     "http-server": "^0.9.0",
     "npmpub": "^3.1.0",
-    "postcss-cli": "^2.6.0",
+    "postcss-cli": "^4.1.0",
     "postcss-cssnext": "^2.9.0",
     "postcss-import": "^9.0.0",
     "stylelint": "^7.7.0",