diff --git a/install/package.json b/install/package.json
index c03c4c47fa..6cd2133b7b 100644
--- a/install/package.json
+++ b/install/package.json
@@ -105,7 +105,7 @@
         "passport-local": "1.0.0",
         "pg": "8.7.1",
         "pg-cursor": "2.7.1",
-        "postcss": "8.4.5",
+        "postcss": "8.4.6",
         "postcss-clean": "1.2.0",
         "prompt": "1.2.1",
         "ioredis": "4.28.3",