diff --git a/package.json b/package.json
index d1627039c..0406ba009 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "marked": "^4.0.12",
     "moment": "^2.29.4",
     "moment-timezone": "^0.5.35",
-    "postcss": "^8.4.21",
+    "postcss": "^8.4.31",
     "postcss-loader": "^7.2.4",
     "prop-types": "^15.8.1",
     "qrcode": "^1.5.3",