diff --git a/ui/package.json b/ui/package.json
index 3c71efe2676..01b552cd93f 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -113,7 +113,7 @@
     "ora": "6.3.1",
     "plop": "3.1.2",
     "pm2": "5.3.1",
-    "postcss": "8.4.36",
+    "postcss": "8.4.38",
     "prettier": "3.2.5",
     "prettier-plugin-tailwindcss": "^0.4.0",
     "react-is": "18.2.0",
diff --git a/ui/packages/app/web/package.json b/ui/packages/app/web/package.json
index 2a92bb4b6aa..5ee50695b1a 100644
--- a/ui/packages/app/web/package.json
+++ b/ui/packages/app/web/package.json
@@ -42,7 +42,7 @@
     "lodash.debounce": "4.0.8",
     "lodash.throttle": "4.1.1",
     "moment": "2.30.1",
-    "postcss": "8.4.36",
+    "postcss": "8.4.38",
     "postcss-flexbugs-fixes": "5.0.2",
     "postcss-preset-env": "8.5.1",
     "react-datepicker": "4.25.0",
diff --git a/ui/yarn.lock b/ui/yarn.lock
index c1f49be0cb0..564b7b2a07c 100644
--- a/ui/yarn.lock
+++ b/ui/yarn.lock
@@ -21752,14 +21752,14 @@ postcss-value-parser@^4.0.0, postcss-value-parser@^4.1.0, postcss-value-parser@^
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@8.4.36, postcss@^8.3.5, postcss@^8.4.12, postcss@^8.4.18, postcss@^8.4.21, postcss@^8.4.23, postcss@^8.4.4:
-  version "8.4.36"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.36.tgz#dba513c3c3733c44e0288a712894f8910bbaabc6"
-  integrity sha512-/n7eumA6ZjFHAsbX30yhHup/IMkOmlmvtEi7P+6RMYf+bGJSUHc3geH4a0NSZxAz/RJfiS9tooCTs9LAVYUZKw==
+postcss@8.4.38, postcss@^8.3.5, postcss@^8.4.12, postcss@^8.4.18, postcss@^8.4.21, postcss@^8.4.23, postcss@^8.4.4:
+  version "8.4.38"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.38.tgz#b387d533baf2054288e337066d81c6bee9db9e0e"
+  integrity sha512-Wglpdk03BSfXkHoQa3b/oulrotAkwrlLDRSOb9D0bN86FdRyE9lppSp33aHNPgBa0JKCoB+drFLZkQoRRYae5A==
   dependencies:
     nanoid "^3.3.7"
     picocolors "^1.0.0"
-    source-map-js "^1.1.0"
+    source-map-js "^1.2.0"
 
 postcss@^7.0.14, postcss@^7.0.32, postcss@^7.0.35, postcss@^7.0.5, postcss@^7.0.6:
   version "7.0.39"
@@ -24497,7 +24497,7 @@ source-list-map@^2.0.0, source-list-map@^2.0.1:
   resolved "https://registry.yarnpkg.com/source-list-map/-/source-list-map-2.0.1.tgz#3993bd873bfc48479cca9ea3a547835c7c154b34"
   integrity sha512-qnQ7gVMxGNxsiL4lEuJwe/To8UnK7fAnmbGEEH8RpLouuKbeEm0lhbQVFIrNSuB+G7tVrAlVsZgETT5nljf+Iw==
 
-"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1, source-map-js@^1.1.0:
+"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1, source-map-js@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.0.tgz#16b809c162517b5b8c3e7dcd315a2a5c2612b2af"
   integrity sha512-itJW8lvSA0TXEphiRoawsCksnlf8SyvmFzIhltqAHluXd88pkCd+cXJVHTDwdCr0IzwptSm035IHQktUu1QUMg==