diff --git a/package-lock.json b/package-lock.json
index 4f2e5827a6c..9614cc3a378 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -64,7 +64,7 @@
         "husky": "^8.0.3",
         "less": "^4.3.0",
         "lint-staged": "^16.1.4",
-        "postcss": "^8.5.3",
+        "postcss": "^8.5.13",
         "prettier": "^3.5.3",
         "prettier-plugin-tailwindcss": "^0.6.11",
         "tailwindcss": "^3.4.17",
@@ -5809,9 +5809,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.6",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
-      "integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
+      "version": "8.5.13",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.13.tgz",
+      "integrity": "sha512-qif0+jGGZoLWdHey3UFHHWP0H7Gbmsk8T5VEqyYFbWqPr1XqvLGBbk/sl8V5exGmcYJklJOhOQq1pV9IcsiFag==",
       "funding": [
         {
           "type": "opencollective",
diff --git a/package.json b/package.json
index a7521360c76..296640a4ab4 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "husky": "^8.0.3",
     "less": "^4.3.0",
     "lint-staged": "^16.1.4",
-    "postcss": "^8.5.3",
+    "postcss": "^8.5.13",
     "prettier": "^3.5.3",
     "prettier-plugin-tailwindcss": "^0.6.11",
     "tailwindcss": "^3.4.17",