diff --git a/aastar-frontend/package.json b/aastar-frontend/package.json
index 004b297..a195612 100644
--- a/aastar-frontend/package.json
+++ b/aastar-frontend/package.json
@@ -50,7 +50,7 @@
     "eslint-config-next": "16.0.0",
     "eslint-plugin-react": "^7.37.5",
     "eslint-plugin-react-hooks": "7.0.1",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.18",
     "prettier": "^3.8.1",
     "prettier-plugin-solidity": "^2.3.1",
     "tailwindcss": "^4.1.16"
diff --git a/package-lock.json b/package-lock.json
index 5e8fd12..c690218 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -115,7 +115,7 @@
         "eslint-config-next": "16.0.0",
         "eslint-plugin-react": "^7.37.5",
         "eslint-plugin-react-hooks": "7.0.1",
-        "postcss": "^8.5.6",
+        "postcss": "^8.5.18",
         "prettier": "^3.8.1",
         "prettier-plugin-solidity": "^2.3.1",
         "tailwindcss": "^4.1.16"
@@ -14494,9 +14494,9 @@
       "license": "MIT-0"
     },
     "node_modules/postcss": {
-      "version": "8.5.16",
-      "resolved": "https://registry.npmmirror.com/postcss/-/postcss-8.5.16.tgz",
-      "integrity": "sha512-vuwillviilfKZsg0VGj5R/YwwcHx4SLsIOI/7K6mQkWx+l5cUHTjj5g0AasTBcyXsbfTgrwsUNmVUb5xVwyPwg==",
+      "version": "8.5.18",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.18.tgz",
+      "integrity": "sha512-xdB1oSLHbz1vRWgCDalrCqEFTWzFlhqFC5tIHLMOSUIjhm3XXQ1qrFy8S/ESr1JYRRXqM3c1QFiMZUJdUTqyMQ==",
       "dev": true,
       "funding": [
         {