diff --git a/doc/package-lock.json b/doc/package-lock.json
index 5bfa8c18635..ce3fca8663a 100644
--- a/doc/package-lock.json
+++ b/doc/package-lock.json
@@ -6,7 +6,7 @@
     "": {
       "devDependencies": {
         "autoprefixer": "^10.5.0",
-        "postcss": "^8.5.10",
+        "postcss": "^8.5.12",
         "postcss-cli": "^11.0.1"
       }
     },
@@ -511,9 +511,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.10",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.10.tgz",
-      "integrity": "sha512-pMMHxBOZKFU6HgAZ4eyGnwXF/EvPGGqUr0MnZ5+99485wwW41kW91A4LOGxSHhgugZmSChL5AlElNdwlNgcnLQ==",
+      "version": "8.5.12",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.12.tgz",
+      "integrity": "sha512-W62t/Se6rA0Az3DfCL0AqJwXuKwBeYg6nOaIgzP+xZ7N5BFCI7DYi1qs6ygUYT6rvfi6t9k65UMLJC+PHZpDAA==",
       "dev": true,
       "funding": [
         {
diff --git a/doc/package.json b/doc/package.json
index a41c60d5a1c..673f7e805af 100644
--- a/doc/package.json
+++ b/doc/package.json
@@ -1,7 +1,7 @@
 {
   "devDependencies": {
     "autoprefixer": "^10.5.0",
-    "postcss": "^8.5.10",
+    "postcss": "^8.5.12",
     "postcss-cli": "^11.0.1"
   }
 }