diff --git a/packages/css/package.json b/packages/css/package.json
index bd027e9e..87944829 100644
--- a/packages/css/package.json
+++ b/packages/css/package.json
@@ -34,7 +34,7 @@
   "devDependencies": {
     "autoprefixer": "^10.4.13",
     "clean-css-cli": "^5.6.2",
-    "postcss": "^8.4.21",
+    "postcss": "^8.4.31",
     "postcss-cli": "^10.1.0",
     "sass": "^1.58.0"
   }
diff --git a/yarn.lock b/yarn.lock
index 10cce230..ff0643a1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3986,7 +3986,7 @@ __metadata:
   dependencies:
     autoprefixer: ^10.4.13
     clean-css-cli: ^5.6.2
-    postcss: ^8.4.21
+    postcss: ^8.4.31
     postcss-cli: ^10.1.0
     sass: ^1.58.0
   languageName: unknown
@@ -18547,6 +18547,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"nanoid@npm:^3.3.6":
+  version: 3.3.6
+  resolution: "nanoid@npm:3.3.6"
+  bin:
+    nanoid: bin/nanoid.cjs
+  checksum: 7d0eda657002738aa5206107bd0580aead6c95c460ef1bdd0b1a87a9c7ae6277ac2e9b945306aaa5b32c6dcb7feaf462d0f552e7f8b5718abfc6ead5c94a71b3
+  languageName: node
+  linkType: hard
+
 "nanomatch@npm:^1.2.9":
   version: 1.2.13
   resolution: "nanomatch@npm:1.2.13"
@@ -20481,7 +20490,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.2.15, postcss@npm:^8.3.11, postcss@npm:^8.4.14, postcss@npm:^8.4.17, postcss@npm:^8.4.19, postcss@npm:^8.4.21":
+"postcss@npm:^8.2.15, postcss@npm:^8.3.11, postcss@npm:^8.4.14, postcss@npm:^8.4.17, postcss@npm:^8.4.19":
   version: 8.4.21
   resolution: "postcss@npm:8.4.21"
   dependencies:
@@ -20492,6 +20501,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.4.31":
+  version: 8.4.31
+  resolution: "postcss@npm:8.4.31"
+  dependencies:
+    nanoid: ^3.3.6
+    picocolors: ^1.0.0
+    source-map-js: ^1.0.2
+  checksum: 1d8611341b073143ad90486fcdfeab49edd243377b1f51834dc4f6d028e82ce5190e4f11bb2633276864503654fb7cab28e67abdc0fbf9d1f88cad4a0ff0beea
+  languageName: node
+  linkType: hard
+
 "preferred-pm@npm:^3.0.0":
   version: 3.0.3
   resolution: "preferred-pm@npm:3.0.3"