diff --git a/benchmark/package.json b/benchmark/package.json
index db7e63feb9..3da283b2b6 100644
--- a/benchmark/package.json
+++ b/benchmark/package.json
@@ -20,7 +20,7 @@
     "html-webpack-plugin": "^5.5.0",
     "mini-css-extract-plugin": "^2.9.0",
     "playwright": "1.45.1",
-    "postcss": "^8.4.39",
+    "postcss": "^8.4.40",
     "postcss-modules": "^6.0.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
diff --git a/package.json b/package.json
index e5f0ac8ff0..c0d0884124 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "jest-preset-stylelint": "^7.1.0",
     "lint-staged": "^15.2.7",
     "mini-css-extract-plugin": "^2.9.0",
-    "postcss": "^8.4.39",
+    "postcss": "^8.4.40",
     "postcss-cli": "^11.0.0",
     "postcss-custom-media": "^10.0.8",
     "postcss-gap-properties": "^5.0.1",
diff --git a/packages/token-translator/package.json b/packages/token-translator/package.json
index f6dad105b7..e1e86261ad 100644
--- a/packages/token-translator/package.json
+++ b/packages/token-translator/package.json
@@ -15,7 +15,7 @@
   },
   "dependencies": {
     "@types/node": "^22.0.0",
-    "postcss": "^8.4.39",
+    "postcss": "^8.4.40",
     "postcss-less": "^6.0.0",
     "postcss-scss": "^4.0.9",
     "postcss-value-parser": "^4.2.0",
diff --git a/yarn.lock b/yarn.lock
index d7aa73ee49..457756331d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4641,7 +4641,7 @@ __metadata:
     jest-preset-stylelint: "npm:^7.1.0"
     lint-staged: "npm:^15.2.7"
     mini-css-extract-plugin: "npm:^2.9.0"
-    postcss: "npm:^8.4.39"
+    postcss: "npm:^8.4.40"
     postcss-cli: "npm:^11.0.0"
     postcss-custom-media: "npm:^10.0.8"
     postcss-gap-properties: "npm:^5.0.1"
@@ -4687,7 +4687,7 @@ __metadata:
     "@types/node": "npm:^22.0.0"
     "@types/postcss-less": "npm:^4.0.6"
     jest: "npm:^29.7.0"
-    postcss: "npm:^8.4.39"
+    postcss: "npm:^8.4.40"
     postcss-less: "npm:^6.0.0"
     postcss-scss: "npm:^4.0.9"
     postcss-value-parser: "npm:^4.2.0"
@@ -5706,7 +5706,7 @@ __metadata:
     html-webpack-plugin: "npm:^5.5.0"
     mini-css-extract-plugin: "npm:^2.9.0"
     playwright: "npm:1.45.1"
-    postcss: "npm:^8.4.39"
+    postcss: "npm:^8.4.40"
     postcss-modules: "npm:^6.0.0"
     react: "npm:^18.3.1"
     react-dom: "npm:^18.3.1"
@@ -13902,14 +13902,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.0.0, postcss@npm:^8.1.2, postcss@npm:^8.4.33, postcss@npm:^8.4.35, postcss@npm:^8.4.38, postcss@npm:^8.4.39":
-  version: 8.4.39
-  resolution: "postcss@npm:8.4.39"
+"postcss@npm:^8.0.0, postcss@npm:^8.1.2, postcss@npm:^8.4.33, postcss@npm:^8.4.35, postcss@npm:^8.4.38, postcss@npm:^8.4.39, postcss@npm:^8.4.40":
+  version: 8.4.40
+  resolution: "postcss@npm:8.4.40"
   dependencies:
     nanoid: "npm:^3.3.7"
     picocolors: "npm:^1.0.1"
     source-map-js: "npm:^1.2.0"
-  checksum: 10/ad9c1add892c96433b9a5502878201ede4a20c4ce02d056251f61f8d9a3e5426dab3683fe5a086edfa78a1a19f2b4988c8cea02c5122136d29758cb5a17e2621
+  checksum: 10/bdd01b55152e4be7b4a82b03dd22876e33ff6a038680d1b80a50405a5eccc10aff0f466a0e5e574bc476943b0ba120fbd5de7cde9f219bbf8efc011898f5f631
   languageName: node
   linkType: hard