diff --git a/apps/nextjs-app/package.json b/apps/nextjs-app/package.json
index ee48bc22d4b..e287e32d4d8 100644
--- a/apps/nextjs-app/package.json
+++ b/apps/nextjs-app/package.json
@@ -143,7 +143,7 @@
     "jest": "29.6.1",
     "jest-css-modules-transform": "4.4.2",
     "npm-run-all": "4.1.5",
-    "postcss": "8.4.26",
+    "postcss": "8.4.27",
     "postcss-flexbugs-fixes": "5.0.2",
     "postcss-preset-env": "9.0.0",
     "prettier": "3.0.0",
diff --git a/apps/remix-app/package.json b/apps/remix-app/package.json
index c94be455161..4bb91cff902 100644
--- a/apps/remix-app/package.json
+++ b/apps/remix-app/package.json
@@ -73,7 +73,7 @@
     "jest-css-modules-transform": "4.4.2",
     "jest-environment-jsdom": "29.6.1",
     "npm-run-all": "4.1.5",
-    "postcss": "8.4.26",
+    "postcss": "8.4.27",
     "prettier": "3.0.0",
     "stylelint": "15.10.2",
     "stylelint-config-standard": "34.0.0",
diff --git a/packages/ui-lib/package.json b/packages/ui-lib/package.json
index 3689c6e0ceb..05733691339 100644
--- a/packages/ui-lib/package.json
+++ b/packages/ui-lib/package.json
@@ -61,7 +61,7 @@
     "jest": "29.6.1",
     "jest-environment-jsdom": "29.6.1",
     "npm-run-all": "4.1.5",
-    "postcss": "8.4.26",
+    "postcss": "8.4.27",
     "prettier": "3.0.0",
     "react": "18.2.0",
     "react-dom": "18.2.0",
diff --git a/yarn.lock b/yarn.lock
index 337254c6fad..07d820d337f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8495,7 +8495,7 @@ __metadata:
     jest: "npm:29.6.1"
     jest-environment-jsdom: "npm:29.6.1"
     npm-run-all: "npm:4.1.5"
-    postcss: "npm:8.4.26"
+    postcss: "npm:8.4.27"
     prettier: "npm:3.0.0"
     react: "npm:18.2.0"
     react-dom: "npm:18.2.0"
@@ -18120,7 +18120,7 @@ __metadata:
     next-seo: "npm:6.1.0"
     npm-run-all: "npm:4.1.5"
     picocolors: "npm:1.0.0"
-    postcss: "npm:8.4.26"
+    postcss: "npm:8.4.27"
     postcss-flexbugs-fixes: "npm:5.0.2"
     postcss-preset-env: "npm:9.0.0"
     prettier: "npm:3.0.0"
@@ -19796,14 +19796,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:8.4.26, postcss@npm:^7.0.30 || ^8.0.0, postcss@npm:^8.3.3, postcss@npm:^8.4.19, postcss@npm:^8.4.23, postcss@npm:^8.4.25, postcss@npm:^8.4.26, postcss@npm:^8.4.4":
-  version: 8.4.26
-  resolution: "postcss@npm:8.4.26"
+"postcss@npm:8.4.27, postcss@npm:^7.0.30 || ^8.0.0, postcss@npm:^8.3.3, postcss@npm:^8.4.19, postcss@npm:^8.4.23, postcss@npm:^8.4.25, postcss@npm:^8.4.26, postcss@npm:^8.4.4":
+  version: 8.4.27
+  resolution: "postcss@npm:8.4.27"
   dependencies:
     nanoid: "npm:^3.3.6"
     picocolors: "npm:^1.0.0"
     source-map-js: "npm:^1.0.2"
-  checksum: d220ac966369b32a0b58a3816fdb3c0040c1ae9740681f50415d0df6e589044b3e753e9f24d8d6d1433788e4c4fa0a4fd8922ec232e129c22a5aca28d653079b
+  checksum: 57143e3c5ddaba9813ebd81de3e38e3ac198b0a1634e57752d29cd4936f1301eba38e43bda1302859679af047a6efc4366952d294c64358f8b90fbf49ba7d121
   languageName: node
   linkType: hard
 
@@ -20942,7 +20942,7 @@ __metadata:
     jest-css-modules-transform: "npm:4.4.2"
     jest-environment-jsdom: "npm:29.6.1"
     npm-run-all: "npm:4.1.5"
-    postcss: "npm:8.4.26"
+    postcss: "npm:8.4.27"
     prettier: "npm:3.0.0"
     react: "npm:18.2.0"
     react-dom: "npm:18.2.0"