diff --git a/install/package.json b/install/package.json
index 93b09d5234..fbd9b01591 100644
--- a/install/package.json
+++ b/install/package.json
@@ -119,7 +119,7 @@
         "passport-local": "1.0.0",
         "pg": "8.20.0",
         "pg-cursor": "2.19.0",
-        "postcss": "8.5.6",
+        "postcss": "8.5.8",
         "postcss-clean": "1.2.0",
         "pretty": "^2.0.0",
         "progress-webpack-plugin": "1.0.16",