diff --git a/package.json b/package.json
index 3c107314d58..3d98d2aeb8b 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "eslint-plugin-promise": "^6.6.0",
     "jasmine-browser-runner": "^4.0.0",
     "jasmine-core": "^6.2.0",
-    "postcss": "^8.5.12",
+    "postcss": "^8.5.14",
     "prettier": "^3.8.3",
     "standard": "^17.1.2",
     "stylelint": "^16.26.1",
diff --git a/yarn.lock b/yarn.lock
index 2d589b1b1d8..4b65d6b240a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3313,10 +3313,10 @@ postcss-value-parser@^4.2.0:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@^8.5.12, postcss@^8.5.6:
-  version "8.5.12"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.12.tgz#cd0c0f667f7cb0521e2313234ea6e707a9ec1ddb"
-  integrity sha512-W62t/Se6rA0Az3DfCL0AqJwXuKwBeYg6nOaIgzP+xZ7N5BFCI7DYi1qs6ygUYT6rvfi6t9k65UMLJC+PHZpDAA==
+postcss@^8.5.14, postcss@^8.5.6:
+  version "8.5.14"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.14.tgz#a66c2d7808fadf69ebb5b84a03f8bafd76c4919c"
+  integrity sha512-SoSL4+OSEtR99LHFZQiJLkT59C5B1amGO1NzTwj7TT1qCUgUO6hxOvzkOYxD+vMrXBM3XJIKzokoERdqQq/Zmg==
   dependencies:
     nanoid "^3.3.11"
     picocolors "^1.1.1"