diff --git a/.snyk b/.snyk
new file mode 100644
index 000000000..34bce7473
--- /dev/null
+++ b/.snyk
@@ -0,0 +1,13 @@
+# 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:debug:20170905':
+    - contributors > urllib > debug:
+        patched: '2022-08-19T05:15:54.199Z'
+  'npm:ms:20170412':
+    - contributors > urllib > debug > ms:
+        patched: '2022-08-19T05:15:54.199Z'
+    - contributors > urllib > humanize-ms > ms:
+        patched: '2022-08-19T05:15:54.199Z'
diff --git a/package.json b/package.json
index 05a527544..5c721f303 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,9 @@
     "test-local": "make test",
     "start": "./bin/nodejsctl start && cp History.md docs/web/history.md",
     "status": "./bin/nodejsctl status",
-    "stop": "./bin/nodejsctl stop"
+    "stop": "./bin/nodejsctl stop",
+    "prepublish": "npm run snyk-protect",
+    "snyk-protect": "snyk-protect"
   },
   "bin": {
     "cnpmjs.org": "bin/cli.js"
@@ -70,7 +72,8 @@
     "urllib": "^2.24.0",
     "utility": "^1.12.0",
     "uuid": "^8.3.0",
-    "xss": "^0.3.3"
+    "xss": "^0.3.3",
+    "@snyk/protect": "latest"
   },
   "devDependencies": {
     "autod": "*",
@@ -80,7 +83,7 @@
     "istanbul": "*",
     "jshint": "*",
     "mm": "*",
-    "mocha": "3",
+    "mocha": "6.2.3",
     "node-dev": "*",
     "pedding": "*",
     "pg": "5",
@@ -88,7 +91,7 @@
     "power-assert": "^1.4.2",
     "should": "8",
     "sqlite3": "*",
-    "supertest": "2",
+    "supertest": "3.0.0",
     "thunk-mocha": "1"
   },
   "homepage": "https://github.com/cnpm/cnpmjs.org",
@@ -117,5 +120,6 @@
     "fengmk2 <fengmk2@gmail.com> (http://fengmk2.com)",
     "dead_horse <dead_horse@qq.com> (http://deadhorse.me)"
   ],
-  "license": "MIT"
+  "license": "MIT",
+  "snyk": true
 }