diff --git a/src/client/package.json b/src/client/package.json
index 87871d7..d694e99 100644
--- a/src/client/package.json
+++ b/src/client/package.json
@@ -27,7 +27,7 @@
     "cssnano": "7.0.6",
     "eslint": "9.18.0",
     "eslint-config-next": "15.1.4",
-    "postcss": "8.5.0",
+    "postcss": "8.5.1",
     "postcss-import": "16.1.0",
     "prettier": "3.4.2",
     "typescript": "5.7.3"
diff --git a/src/client/yarn.lock b/src/client/yarn.lock
index 90f1c6d..1ee8c60 100644
--- a/src/client/yarn.lock
+++ b/src/client/yarn.lock
@@ -5008,10 +5008,10 @@ postcss@8.4.31:
     picocolors "^1.0.0"
     source-map-js "^1.0.2"
 
-postcss@8.5.0:
-  version "8.5.0"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.0.tgz#15244b9fd65f809b2819682456f0e7e1e30c145b"
-  integrity sha512-27VKOqrYfPncKA2NrFOVhP5MGAfHKLYn/Q0mz9cNQyRAKYi3VNHwYU2qKKqPCqgBmeeJ0uAFB56NumXZ5ZReXg==
+postcss@8.5.1:
+  version "8.5.1"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.1.tgz#e2272a1f8a807fafa413218245630b5db10a3214"
+  integrity sha512-6oz2beyjc5VMn/KV1pPw8fliQkhBXrVn1Z3TVyqZxU8kZpzEKhBdmCFqI6ZbmGtamQvQGuU1sgPTk8ZrXDD7jQ==
   dependencies:
     nanoid "^3.3.8"
     picocolors "^1.1.1"