diff --git a/.snyk b/.snyk
new file mode 100644
index 0000000..15dd10a
--- /dev/null
+++ b/.snyk
@@ -0,0 +1,25 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.12.0
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  'npm:minimatch:20160620':
+    - gulp > vinyl-fs > glob-stream > minimatch:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp > vinyl-fs > glob-watcher > gaze > globule > minimatch:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp > vinyl-fs > glob-watcher > gaze > globule > glob > minimatch:
+        patched: '2018-10-24T03:15:55.739Z'
+  'npm:tunnel-agent:20170305':
+    - gulp-imagemin > imagemin-gifsicle > gifsicle > bin-build > download > caw > tunnel-agent:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp-imagemin > imagemin-jpegtran > jpegtran-bin > bin-build > download > caw > tunnel-agent:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp-imagemin > imagemin-optipng > optipng-bin > bin-build > download > caw > tunnel-agent:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp-imagemin > imagemin-gifsicle > gifsicle > bin-wrapper > download > caw > tunnel-agent:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp-imagemin > imagemin-jpegtran > jpegtran-bin > bin-wrapper > download > caw > tunnel-agent:
+        patched: '2018-10-24T03:15:55.739Z'
+    - gulp-imagemin > imagemin-optipng > optipng-bin > bin-wrapper > download > caw > tunnel-agent:
+        patched: '2018-10-24T03:15:55.739Z'
diff --git a/package.json b/package.json
index 2f39bc4..9e08a67 100644
--- a/package.json
+++ b/package.json
@@ -3,16 +3,22 @@
   "version": "1.0.0",
   "main": "gulpfile.js",
   "dependencies": {
-    "gulp": "^3.9.1",
+    "gulp": "^4.0.0",
     "gulp-csso": "^3.0.0",
     "gulp-sass": "^3.1.0",
     "gulp-uglify": "^2.1.2",
     "gulp-livereload": "^3.8.1",
     "gulp-imagemin": "^3.1.1",
-    "pump": "^1.0.2"
+    "pump": "^1.0.2",
+    "snyk": "^1.104.2"
   },
   "devDependencies": {
     "gulp-imagemin": "^3.1.1",
     "gulp-livereload": "^3.8.1"
-  }
+  },
+  "scripts": {
+    "snyk-protect": "snyk protect",
+    "prepare": "npm run snyk-protect"
+  },
+  "snyk": true
 }