diff --git a/.snyk b/.snyk
new file mode 100644
index 0000000..beebd38
--- /dev/null
+++ b/.snyk
@@ -0,0 +1,18 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.21.5
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  'npm:debug:20170905':
+    - karma > socket.io > socket.io-adapter > socket.io-parser > debug:
+        patched: '2021-08-05T07:14:56.825Z'
+  'npm:minimatch:20160620':
+    - gulp > vinyl-fs > glob-stream > minimatch:
+        patched: '2021-08-05T07:14:56.825Z'
+    - gulp > vinyl-fs > glob-watcher > gaze > globule > minimatch:
+        patched: '2021-08-05T07:14:56.825Z'
+    - gulp > vinyl-fs > glob-watcher > gaze > globule > glob > minimatch:
+        patched: '2021-08-05T07:14:56.825Z'
+  'npm:ms:20170412':
+    - karma > socket.io > socket.io-adapter > socket.io-parser > debug > ms:
+        patched: '2021-08-05T07:14:56.825Z'
diff --git a/package.json b/package.json
index 6994daf..b73270a 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,9 @@
   "main": "js/VPAIDHTML5Client.js",
   "scripts": {
     "start": "gulp serve",
-    "test": "gulp test:ci"
+    "test": "gulp test:ci",
+    "prepublish": "npm run snyk-protect",
+    "snyk-protect": "snyk-protect"
   },
   "repository": {
     "type": "git",
@@ -29,28 +31,32 @@
   "devDependencies": {
     "browser-sync": "^2.11.1",
     "browserify": "^13.0.0",
-    "browserify-istanbul": "^0.2.1",
+    "browserify-istanbul": "^2.0.0",
     "chai": "^3.0.0",
-    "gulp": "^3.9.0",
+    "gulp": "^4.0.0",
     "gulp-gh-pages": "^0.5.2",
     "gulp-sourcemaps": "^1.5.2",
     "gulp-util": "^3.0.5",
-    "karma": "^0.13.19",
+    "karma": "^6.0.0",
     "karma-browserify": "^5.0.1",
     "karma-chai-sinon": "^0.1.5",
     "karma-chrome-launcher": "^0.2.2",
-    "karma-coverage": "^0.5.3",
+    "karma-coverage": "^2.0.2",
     "karma-firefox-launcher": "^0.1.6",
     "karma-mocha": "^0.2.1",
     "karma-source-map-support": "^1.0.0",
     "karma-spec-reporter": "^0.0.23",
     "lodash": "^4.0.1",
-    "mocha": "^2.2.5",
-    "mversion": "^1.10.1",
+    "mocha": "^6.2.3",
+    "mversion": "^2.0.1",
     "sinon": "^1.14.1",
     "sinon-chai": "^2.8.0",
     "vinyl-buffer": "^1.0.0",
     "vinyl-source-stream": "^1.1.0",
-    "watchify": "^3.7.0"
+    "watchify": "^4.0.0"
+  },
+  "snyk": true,
+  "dependencies": {
+    "@snyk/protect": "latest"
   }
 }