diff --git a/package.json b/package.json
index f81bfdd..34072bb 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,8 @@
   "scripts": {
     "lint": "eslint .",
     "test": "nyc ava",
-    "ci": "yarn && node jenkins.js"
+    "ci": "yarn && node jenkins.js",
+    "mutate": "stryker run"
   },
   "dependencies": {
     "@scode/encoding-helper": "^1.0.1"