diff --git a/package.json b/package.json
index d64a604ecfa..26b1cf54a41 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "nslog": "^3",
     "oniguruma": "6.1.0",
     "pathwatcher": "6.8.0",
-    "postcss": "5.2.4",
+    "postcss": "8.4.31",
     "postcss-selector-parser": "2.2.1",
     "property-accessors": "^1.1.3",
     "random-words": "0.0.1",