diff --git a/package.json b/package.json
index b5dc2368..a102b349 100644
--- a/package.json
+++ b/package.json
@@ -195,6 +195,7 @@
     "optimize-css-assets-webpack-plugin": "^5.0.0",
     "philip": "^3.0.0",
     "place": "^1.1.4",
+    "postcss": "^8.5.3",
     "readjson": "^2.0.1",
     "redlint": "^4.1.1",
     "request": "^2.76.0",