diff --git a/install/package.json b/install/package.json
index 525ffbef14..d044ad9126 100644
--- a/install/package.json
+++ b/install/package.json
@@ -120,7 +120,7 @@
         "passport-local": "1.0.0",
         "pg": "8.13.3",
         "pg-cursor": "2.12.3",
-        "postcss": "8.5.2",
+        "postcss": "8.5.3",
         "postcss-clean": "1.2.0",
         "progress-webpack-plugin": "1.0.16",
         "prompt": "1.3.0",