diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 8234bfb..3584f93 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -24,11 +24,14 @@
         "@vitest/ui": "^4.1.10",
         "autoprefixer": "^10.4.19",
         "jsdom": "^30.0.1",
-        "postcss": "^8.4.38",
+        "postcss": "^8.5.26",
         "tailwindcss": "^3.4.4",
         "typescript": "^7.0.2",
         "vite": "^8.2.1",
         "vitest": "^4.1.10"
+      },
+      "engines": {
+        "node": ">=20.19.0"
       }
     },
     "node_modules/@adobe/css-tools": {
@@ -2865,9 +2868,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.25",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.25.tgz",
-      "integrity": "sha512-DTPx3RWSSnWyzLxQnlH0rJP+EW5ekl16ZU4/psbIhA0e53kJfdgaN5vKM+xP7yJtXVu+nfdVFmlgFDEKAe4Pyw==",
+      "version": "8.5.26",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.26.tgz",
+      "integrity": "sha512-u82N74LFzG8ca+dD8puPnplTXoGH4fTPpVGuIbt36G3qvNlkvfD0lEAZSxaly3KX8TS/L1A1gsCEmvKmBcVbkQ==",
       "dev": true,
       "funding": [
         {
@@ -2885,7 +2888,7 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "nanoid": "^3.3.16",
+        "nanoid": "^3.3.17",
         "picocolors": "^1.1.1",
         "source-map-js": "^1.2.1"
       },
diff --git a/frontend/package.json b/frontend/package.json
index 05f2669..61075bb 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -33,7 +33,7 @@
     "@vitest/ui": "^4.1.10",
     "autoprefixer": "^10.4.19",
     "jsdom": "^30.0.1",
-    "postcss": "^8.4.38",
+    "postcss": "^8.5.26",
     "tailwindcss": "^3.4.4",
     "typescript": "^7.0.2",
     "vite": "^8.2.1",