diff --git a/package.json b/package.json
index 002b7474..79413438 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
   "devDependencies": {
     "jasmine-browser-runner": "^2.5.0",
     "jasmine-core": "^5.6.0",
-    "postcss": "^8.5.1",
+    "postcss": "^8.5.2",
     "standardx": "^7.0.0",
     "stylelint": "^16.14.1",
     "stylelint-config-gds": "^2.0.0"
diff --git a/yarn.lock b/yarn.lock
index 13db07eb..0783cdec 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2808,6 +2808,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.5.2":
+  version: 8.5.2
+  resolution: "postcss@npm:8.5.2"
+  dependencies:
+    nanoid: "npm:^3.3.8"
+    picocolors: "npm:^1.1.1"
+    source-map-js: "npm:^1.2.1"
+  checksum: 3044d49bc725029ab62292e8bf9849741251b95f3b754e191bf8b4025414d40ec3b4ac05c5a563d4b50060b5c8e96683eb4d783d8d8fa3867eb7b763cbe66127
+  languageName: node
+  linkType: hard
+
 "prelude-ls@npm:^1.2.1":
   version: 1.2.1
   resolution: "prelude-ls@npm:1.2.1"
@@ -3122,7 +3133,7 @@ __metadata:
   dependencies:
     jasmine-browser-runner: "npm:^2.5.0"
     jasmine-core: "npm:^5.6.0"
-    postcss: "npm:^8.5.1"
+    postcss: "npm:^8.5.2"
     standardx: "npm:^7.0.0"
     stylelint: "npm:^16.14.1"
     stylelint-config-gds: "npm:^2.0.0"