diff --git a/package-lock.json b/package-lock.json
index dffb7224..0201072f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -85,7 +85,7 @@
         "msw": "^2.11.5",
         "msw-storybook-addon": "^2.0.4",
         "next": "^16.2.10",
-        "postcss": "^8.5.6",
+        "postcss": "^8.5.18",
         "postcss-import": "^16.1.1",
         "postcss-loader": "^8.2.0",
         "postcss-modules": "^6.0.1",
@@ -28582,9 +28582,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.15",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.15.tgz",
-      "integrity": "sha512-FfR8sjd4em2T6fb3I2MwAJU7HWVMr9zba+enmQeeWFfCbm+UOC/0X4DS8XtpUTMwWMGbjKYP7xjfNekzyGmB3A==",
+      "version": "8.5.18",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.18.tgz",
+      "integrity": "sha512-xdB1oSLHbz1vRWgCDalrCqEFTWzFlhqFC5tIHLMOSUIjhm3XXQ1qrFy8S/ESr1JYRRXqM3c1QFiMZUJdUTqyMQ==",
       "funding": [
         {
           "type": "opencollective",
diff --git a/package.json b/package.json
index 2628a151..58e8d74e 100644
--- a/package.json
+++ b/package.json
@@ -105,7 +105,7 @@
     "msw": "^2.11.5",
     "msw-storybook-addon": "^2.0.4",
     "next": "^16.2.10",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.18",
     "postcss-import": "^16.1.1",
     "postcss-loader": "^8.2.0",
     "postcss-modules": "^6.0.1",