diff --git a/site/package-lock.json b/site/package-lock.json
index 49ede5944..83ed864c1 100644
--- a/site/package-lock.json
+++ b/site/package-lock.json
@@ -10,7 +10,7 @@
       "license": "ISC",
       "devDependencies": {
         "autoprefixer": "^10.4.14",
-        "postcss": "^8.4.24",
+        "postcss": "^8.5.12",
         "postcss-cli": "^10.1.0"
       }
     },
@@ -683,9 +683,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.8",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.8.tgz",
-      "integrity": "sha512-OW/rX8O/jXnm82Ey1k44pObPtdblfiuWnrd8X7GJ7emImCOstunGbXUpp7HdBrFQX6rJzn3sPT397Wp5aCwCHg==",
+      "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/site/package.json b/site/package.json
index 2d369e133..dbfb9d3ef 100644
--- a/site/package.json
+++ b/site/package.json
@@ -7,7 +7,7 @@
   "license": "ISC",
   "devDependencies": {
     "autoprefixer": "^10.4.14",
-    "postcss": "^8.4.24",
+    "postcss": "^8.5.12",
     "postcss-cli": "^10.1.0"
   }
 }