diff --git a/gen-app-builder/chat-app/package-lock.json b/gen-app-builder/chat-app/package-lock.json
index 98d3d26884d..6f91746fdb7 100644
--- a/gen-app-builder/chat-app/package-lock.json
+++ b/gen-app-builder/chat-app/package-lock.json
@@ -18,7 +18,7 @@
         "@sveltejs/adapter-static": "^2.0.3",
         "@sveltejs/kit": "^1.20.4",
         "autoprefixer": "^10.4.14",
-        "postcss": "^8.4.24",
+        "postcss": "^8.4.31",
         "postcss-load-config": "^4.0.1",
         "prettier": "^2.8.8",
         "prettier-plugin-svelte": "^2.10.1",
@@ -1328,9 +1328,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.27",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.27.tgz",
-      "integrity": "sha512-gY/ACJtJPSmUFPDCHtX78+01fHa64FaU4zaaWfuh1MhGJISufJAH4cun6k/8fwsHYeK4UQmENQK+tRLCFJE8JQ==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
       "funding": [
         {
diff --git a/gen-app-builder/chat-app/package.json b/gen-app-builder/chat-app/package.json
index 020b8f6f10f..b2b27eb6e7d 100644
--- a/gen-app-builder/chat-app/package.json
+++ b/gen-app-builder/chat-app/package.json
@@ -16,7 +16,7 @@
     "@sveltejs/adapter-static": "^2.0.3",
     "@sveltejs/kit": "^1.20.4",
     "autoprefixer": "^10.4.14",
-    "postcss": "^8.4.24",
+    "postcss": "^8.4.31",
     "postcss-load-config": "^4.0.1",
     "prettier": "^2.8.8",
     "prettier-plugin-svelte": "^2.10.1",