diff --git a/package.json b/package.json
index 9c5e4b5ea..0d842b3b1 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "markdown-toolbar-element": "^0.2.0"
   },
   "devDependencies": {
-    "postcss": "^8.4.49",
+    "postcss": "^8.5.1",
     "standardx": "^7.0.0",
     "stylelint": "^15.11.0",
     "stylelint-config-gds": "^1.1.1"
diff --git a/yarn.lock b/yarn.lock
index e53ab8a05..3372503e5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1396,7 +1396,7 @@ ms@2.1.2:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
   integrity sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==
 
-nanoid@^3.3.7:
+nanoid@^3.3.8:
   version "3.3.8"
   resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.8.tgz#b1be3030bee36aaff18bacb375e5cce521684baf"
   integrity sha512-WNLf5Sd8oZxOm+TzppcYk8gVOgP+l58xNy58D0nbUnOxOWRWvlcCV4kUF7ltmI6PsrLl/BgKEyS4mqsGChFN0w==
@@ -1703,12 +1703,12 @@ 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@^8.4.28, postcss@^8.4.49:
-  version "8.4.49"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.49.tgz#4ea479048ab059ab3ae61d082190fabfd994fe19"
-  integrity sha512-OCVPnIObs4N29kxTjzLfUryOkvZEq+pf8jTF0lg8E7uETuWHA+v7j3c/xJmiqpX450191LlmZfUKkXxkTry7nA==
+postcss@^8.4.28, 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 "^3.3.7"
+    nanoid "^3.3.8"
     picocolors "^1.1.1"
     source-map-js "^1.2.1"