diff --git a/.snyk b/.snyk
new file mode 100644
index 0000000..caec1c3
--- /dev/null
+++ b/.snyk
@@ -0,0 +1,10 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.25.0
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  'npm:uglify-js:20151024':
+    - browserify > umd > ruglify > uglify-js:
+        patched: '2022-10-05T22:09:02.730Z'
+    - browserify > browser-pack > umd > ruglify > uglify-js:
+        patched: '2022-10-05T22:09:02.730Z'
diff --git a/package.json b/package.json
index d62af71..8c5cac2 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,9 @@
   "main": "index.js",
   "scripts": {
     "start": "node build.js",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublish": "npm run snyk-protect",
+    "snyk-protect": "snyk-protect"
   },
   "repository": {
     "type": "git",
@@ -20,11 +22,13 @@
   "dependencies": {
     "async": "^0.9.0",
     "auth-provider": "^0.6.2",
-    "browserify": "^8.1.3",
-    "ejs": "^2.2.4",
+    "browserify": "^12.0.0",
+    "ejs": "^3.1.7",
     "hellojs": "^1.4.3",
-    "highlight.js": "^8.4.0",
+    "highlight.js": "^9.18.2",
     "markdown": "^0.5.0",
-    "uglifyify": "^3.0.1"
-  }
+    "uglifyify": "^5.0.2",
+    "@snyk/protect": "latest"
+  },
+  "snyk": true
 }