diff --git a/package-lock.json b/package-lock.json
index 65f78c12..cca972b3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38,7 +38,7 @@
       "devDependencies": {
         "autoprefixer": "^10.4.21",
         "eslint-plugin-compat": "^6.0.2",
-        "postcss": "^8.5.5",
+        "postcss": "^8.5.6",
         "postcss-cli": "^11.0.1",
         "prettier": "^3.5.3",
         "xo": "^0.60.0"
@@ -6917,9 +6917,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.5",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.5.tgz",
-      "integrity": "sha512-d/jtm+rdNT8tpXuHY5MMtcbJFBkhXE6593XVR9UoGCH8jSFGci7jGvMGH5RYd5PBJW+00NZQt6gf7CbagJCrhg==",
+      "version": "8.5.6",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
+      "integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
       "dev": true,
       "funding": [
         {
diff --git a/package.json b/package.json
index 4b1de2ff..e0eb5f0a 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
   "devDependencies": {
     "autoprefixer": "^10.4.21",
     "eslint-plugin-compat": "^6.0.2",
-    "postcss": "^8.5.5",
+    "postcss": "^8.5.6",
     "postcss-cli": "^11.0.1",
     "prettier": "^3.5.3",
     "xo": "^0.60.0"