diff --git a/.snyk b/.snyk
new file mode 100644
index 0000000..50719e5
--- /dev/null
+++ b/.snyk
@@ -0,0 +1,8 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.14.1
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  SNYK-JS-LODASH-567746:
+    - hafas-client > lodash:
+        patched: '2020-05-01T07:07:48.487Z'
diff --git a/package.json b/package.json
index cdc5d70..66f78a3 100755
--- a/package.json
+++ b/package.json
@@ -33,6 +33,12 @@
   "dependencies": {
     "arr-diff": "^4.0.0",
     "array-unique": "^0.3.2",
-    "hafas-client": "^2.3.4"
-  }
+    "hafas-client": "^2.3.4",
+    "snyk": "^1.316.1"
+  },
+  "scripts": {
+    "snyk-protect": "snyk protect",
+    "prepublish": "npm run snyk-protect"
+  },
+  "snyk": true
 }