diff --git a/site/package-lock.json b/site/package-lock.json
index a83e417dda..e7f3e3715a 100644
--- a/site/package-lock.json
+++ b/site/package-lock.json
@@ -62,14 +62,14 @@
       "dev": true
     },
     "autoprefixer": {
-      "version": "10.4.2",
-      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.2.tgz",
-      "integrity": "sha512-9fOPpHKuDW1w/0EKfRmVnxTDt8166MAnLI3mgZ1JCnhNtYWxcJ6Ud5CO/AVOZi/AvFa8DY9RTy3h3+tFBlrrdQ==",
+      "version": "10.4.13",
+      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.13.tgz",
+      "integrity": "sha512-49vKpMqcZYsJjwotvt4+h/BCjJVnhGwcLpDt5xkcaOG3eLrG/HUYLagrihYsQ+qrIBgIzX1Rw7a6L8I/ZA1Atg==",
       "dev": true,
       "requires": {
-        "browserslist": "^4.19.1",
-        "caniuse-lite": "^1.0.30001297",
-        "fraction.js": "^4.1.2",
+        "browserslist": "^4.21.4",
+        "caniuse-lite": "^1.0.30001426",
+        "fraction.js": "^4.2.0",
         "normalize-range": "^0.1.2",
         "picocolors": "^1.0.0",
         "postcss-value-parser": "^4.2.0"
@@ -91,22 +91,21 @@
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     },
     "browserslist": {
-      "version": "4.19.1",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.19.1.tgz",
-      "integrity": "sha512-u2tbbG5PdKRTUoctO3NBD8FQ5HdPh1ZXPHzp1rwaa5jTc+RV9/+RlWiAIKmjRPQF+xbGM9Kklj5bZQFa2s/38A==",
+      "version": "4.21.4",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.21.4.tgz",
+      "integrity": "sha512-CBHJJdDmgjl3daYjN5Cp5kbTf1mUhZoS+beLklHIvkOWscs83YAhLlF3Wsh/lciQYAcbBJgTOD44VtG31ZM4Hw==",
       "dev": true,
       "requires": {
-        "caniuse-lite": "^1.0.30001286",
-        "electron-to-chromium": "^1.4.17",
-        "escalade": "^3.1.1",
-        "node-releases": "^2.0.1",
-        "picocolors": "^1.0.0"
+        "caniuse-lite": "^1.0.30001400",
+        "electron-to-chromium": "^1.4.251",
+        "node-releases": "^2.0.6",
+        "update-browserslist-db": "^1.0.9"
       }
     },
     "caniuse-lite": {
-      "version": "1.0.30001297",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001297.tgz",
-      "integrity": "sha512-6bbIbowYG8vFs/Lk4hU9jFt7NknGDleVAciK916tp6ft1j+D//ZwwL6LbF1wXMQ32DMSjeuUV8suhh6dlmFjcA==",
+      "version": "1.0.30001426",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001426.tgz",
+      "integrity": "sha512-n7cosrHLl8AWt0wwZw/PJZgUg3lV0gk9LMI7ikGJwhyhgsd2Nb65vKvmSexCqq/J7rbH3mFG6yZZiPR5dLPW5A==",
       "dev": true
     },
     "chokidar": {
@@ -167,9 +166,9 @@
       }
     },
     "electron-to-chromium": {
-      "version": "1.4.38",
-      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.4.38.tgz",
-      "integrity": "sha512-WhHt3sZazKj0KK/UpgsbGQnUUoFeAHVishzHFExMxagpZgjiGYSC9S0ZlbhCfSH2L2i+2A1yyqOIliTctMx7KQ==",
+      "version": "1.4.284",
+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.4.284.tgz",
+      "integrity": "sha512-M8WEXFuKXMYMVr45fo8mq0wUrrJHheiKZf6BArTKk9ZBYCKJEOU5H8cdWgDT+qCVZf7Na4lVUaZsA+h6uA9+PA==",
       "dev": true
     },
     "emoji-regex": {
@@ -216,9 +215,9 @@
       }
     },
     "fraction.js": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.1.2.tgz",
-      "integrity": "sha512-o2RiJQ6DZaR/5+Si0qJUIy637QMRudSi9kU/FFzx9EZazrIdnBgpU+3sEWCxAVhH2RtxW2Oz+T4p2o8uOPVcgA==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.2.0.tgz",
+      "integrity": "sha512-MhLuK+2gUcnZe8ZHlaaINnQLl0xRIGRfcGk2yl8xoQAfHrSsL3rYu6FCmBdkdbhc9EPlwyGHewaRsvwRMJtAlA==",
       "dev": true
     },
     "fs-extra": {
@@ -355,9 +354,9 @@
       }
     },
     "node-releases": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-2.0.1.tgz",
-      "integrity": "sha512-CqyzN6z7Q6aMeF/ktcMVTzhAHCEpf8SOarwpzpf8pNBY2k5/oM34UHldUwp8VKI7uxct2HxSRdJjBaZeESzcxA==",
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-2.0.6.tgz",
+      "integrity": "sha512-PiVXnNuFm5+iYkLBNeq5211hvO38y63T0i2KKh2KnUs3RpzJ+JtODFjkD8yjLwnDkTYF1eKXheUwdssR+NRZdg==",
       "dev": true
     },
     "normalize-path": {
@@ -369,7 +368,7 @@
     "normalize-range": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/normalize-range/-/normalize-range-0.1.2.tgz",
-      "integrity": "sha1-LRDAa9/TEuqXd2laTShDlFa3WUI=",
+      "integrity": "sha512-bdok/XvKII3nUpklnV6P2hxtMNrCboOjAcyBuQnWEhO665FwrSNRxU+AqpsyvO6LgGYPspN+lu5CLtw4jPRKNA==",
       "dev": true
     },
     "path-type": {
@@ -540,6 +539,16 @@
       "integrity": "sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ==",
       "dev": true
     },
+    "update-browserslist-db": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.0.10.tgz",
+      "integrity": "sha512-OztqDenkfFkbSG+tRxBeAnCVPckDBcvibKd35yDONx6OU8N7sqgwc7rCbkJ/WcYtVRZ4ba68d6byhC21GFh7sQ==",
+      "dev": true,
+      "requires": {
+        "escalade": "^3.1.1",
+        "picocolors": "^1.0.0"
+      }
+    },
     "wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
diff --git a/site/package.json b/site/package.json
index e3af288852..5f7c67a035 100644
--- a/site/package.json
+++ b/site/package.json
@@ -18,7 +18,7 @@
   "homepage": "https://github.com/google/docsy-example#readme",
   "dependencies": {},
   "devDependencies": {
-    "autoprefixer": "^10.4.2",
+    "autoprefixer": "^10.4.13",
     "postcss-cli": "^9.1.0"
   }
 }