diff --git a/package.json b/package.json
index 1ed2ff4030..dca7127ec9 100644
--- a/package.json
+++ b/package.json
@@ -131,7 +131,7 @@
     "mini-css-extract-plugin": "^2.6.1",
     "monaco-editor-webpack-plugin": "^3.0.0",
     "npm-run-all2": "^7.0.1",
-    "postcss": "^8.4.25",
+    "postcss": "^8.5.10",
     "postcss-less": "^6.0.0",
     "resolve-url-loader": "^5.0.0",
     "standard": "^17.1.0",
diff --git a/yarn.lock b/yarn.lock
index 185287b763..4939b57c5c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5811,7 +5811,7 @@ __metadata:
     p-debounce: "npm:^2.0.0"
     package-json: "npm:^7.0.0"
     parse-env-string: "npm:^1.0.1"
-    postcss: "npm:^8.4.25"
+    postcss: "npm:^8.5.10"
     postcss-less: "npm:^6.0.0"
     prettier: "npm:^3.6.2"
     react: "npm:^16.14.0"
@@ -11554,25 +11554,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.2.14, postcss@npm:^8.4.24, postcss@npm:^8.4.25, postcss@npm:^8.4.7":
-  version: 8.5.6
-  resolution: "postcss@npm:8.5.6"
+"postcss@npm:^8.2.14, postcss@npm:^8.4.24, postcss@npm:^8.4.7, postcss@npm:^8.5.10, postcss@npm:^8.5.8":
+  version: 8.5.10
+  resolution: "postcss@npm:8.5.10"
   dependencies:
     nanoid: "npm:^3.3.11"
     picocolors: "npm:^1.1.1"
     source-map-js: "npm:^1.2.1"
-  checksum: 10c0/5127cc7c91ed7a133a1b7318012d8bfa112da9ef092dddf369ae699a1f10ebbd89b1b9f25f3228795b84585c72aabd5ced5fc11f2ba467eedf7b081a66fad024
-  languageName: node
-  linkType: hard
-
-"postcss@npm:^8.5.8":
-  version: 8.5.8
-  resolution: "postcss@npm:8.5.8"
-  dependencies:
-    nanoid: "npm:^3.3.11"
-    picocolors: "npm:^1.1.1"
-    source-map-js: "npm:^1.2.1"
-  checksum: 10c0/dd918f7127ee7c60a0295bae2e72b3787892296e1d1c3c564d7a2a00c68d8df83cadc3178491259daa19ccc54804fb71ed8c937c6787e08d8bd4bedf8d17044c
+  checksum: 10c0/c592dffa0c4873b401f01955b265538d9942f425040df5e2b8f0ad34c83773a792ea0fa5859ccc99cfb5b955b4ebff118ab7056315388dc83b107b0fa8313576
   languageName: node
   linkType: hard