diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index d8d96c3e..01331e77 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -56,7 +56,7 @@
         "eslint-plugin-react-refresh": "^0.5.2",
         "jsdom": "28.1.0",
         "knip": "^5.85.0",
-        "postcss": "^8.5.7",
+        "postcss": "^8.5.8",
         "tailwindcss": "^4.2.1",
         "typescript": "^5.9.3",
         "typescript-eslint": "^8.56.1",
diff --git a/frontend/package.json b/frontend/package.json
index b403792f..065cc8a9 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -75,7 +75,7 @@
     "eslint-plugin-react-refresh": "^0.5.2",
     "jsdom": "28.1.0",
     "knip": "^5.85.0",
-    "postcss": "^8.5.7",
+    "postcss": "^8.5.8",
     "tailwindcss": "^4.2.1",
     "typescript": "^5.9.3",
     "typescript-eslint": "^8.56.1",