diff --git a/package.json b/package.json
index a26ec3f5578..5bd9f24d38c 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "jquery": "^3.7.1",
     "normalize.css": "^8.0.0",
     "popper.js": "^1.16.1",
-    "postcss": "^8.4.47",
+    "postcss": "^8.4.49",
     "preact": "^10.25.1",
     "rollup": "^4.28.0",
     "sass": "^1.81.0",
diff --git a/yarn.lock b/yarn.lock
index 10706d51fd6..e6bce0b4c08 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6338,7 +6338,7 @@ __metadata:
     mocha: ^11.0.1
     normalize.css: ^8.0.0
     popper.js: ^1.16.1
-    postcss: ^8.4.47
+    postcss: ^8.4.49
     preact: ^10.25.1
     prettier: ^3.4.1
     rollup: ^4.28.0
@@ -9130,6 +9130,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.4.49":
+  version: 8.4.49
+  resolution: "postcss@npm:8.4.49"
+  dependencies:
+    nanoid: ^3.3.7
+    picocolors: ^1.1.1
+    source-map-js: ^1.2.1
+  checksum: eb5d6cbdca24f50399aafa5d2bea489e4caee4c563ea1edd5a2485bc5f84e9ceef3febf170272bc83a99c31d23a316ad179213e853f34c2a7a8ffa534559d63a
+  languageName: node
+  linkType: hard
+
 "preact@npm:^10.18.1":
   version: 10.23.1
   resolution: "preact@npm:10.23.1"