diff --git a/package.json b/package.json
index b384c77..fe3893b 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "concurrently": "^10.0.3",
     "lucide-react": "^1.23.0",
     "next": "16.2.10",
-    "postcss": "^8.5.16",
+    "postcss": "^8.5.18",
     "react": "19.2.7",
     "react-chartjs-2": "^5.3.1",
     "react-dom": "19.2.7",
diff --git a/yarn.lock b/yarn.lock
index b11c46e..a61bbc2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2886,10 +2886,10 @@ postcss@8.4.31:
     picocolors "^1.0.0"
     source-map-js "^1.0.2"
 
-postcss@^8.5.15, postcss@^8.5.16:
-  version "8.5.16"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.16.tgz#1230ce0b5df354c24c0ea45f99ce5f6a88279d28"
-  integrity sha512-vuwillviilfKZsg0VGj5R/YwwcHx4SLsIOI/7K6mQkWx+l5cUHTjj5g0AasTBcyXsbfTgrwsUNmVUb5xVwyPwg==
+postcss@^8.5.15, postcss@^8.5.18:
+  version "8.5.18"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.18.tgz#8717e5a33a3b15fe8a538d2431a1e1bbbfb07614"
+  integrity sha512-xdB1oSLHbz1vRWgCDalrCqEFTWzFlhqFC5tIHLMOSUIjhm3XXQ1qrFy8S/ESr1JYRRXqM3c1QFiMZUJdUTqyMQ==
   dependencies:
     nanoid "^3.3.12"
     picocolors "^1.1.1"