diff --git a/src/WebUI/package-lock.json b/src/WebUI/package-lock.json
index b1f1f602f..fb9cb97cf 100644
--- a/src/WebUI/package-lock.json
+++ b/src/WebUI/package-lock.json
@@ -55,7 +55,7 @@
         "jsdom": "^22.1.0",
         "json5": "^2.2.3",
         "mini-svg-data-uri": "^1.4.4",
-        "postcss": "^8.4.27",
+        "postcss": "^8.4.31",
         "prettier": "^3.0.1",
         "prettier-plugin-tailwindcss": "0.5.1",
         "rollup-plugin-visualizer": "^5.9.2",
@@ -7115,9 +7115,9 @@
       }
     },
     "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==",
       "funding": [
         {
           "type": "opencollective",
diff --git a/src/WebUI/package.json b/src/WebUI/package.json
index bb984d389..49c711ede 100644
--- a/src/WebUI/package.json
+++ b/src/WebUI/package.json
@@ -60,7 +60,7 @@
     "jsdom": "^22.1.0",
     "json5": "^2.2.3",
     "mini-svg-data-uri": "^1.4.4",
-    "postcss": "^8.4.27",
+    "postcss": "^8.4.31",
     "prettier": "^3.0.1",
     "prettier-plugin-tailwindcss": "0.5.1",
     "rollup-plugin-visualizer": "^5.9.2",