diff --git a/package.json b/package.json
index 1eafe34..90f2dad 100644
--- a/package.json
+++ b/package.json
@@ -97,7 +97,7 @@
     "travis-status": "2.0.0",
     "tslint": "5.10.0",
     "typescript": "2.7.2",
-    "yargs": "11.0.0",
+    "yargs": "12.0.1",
     "zone.js": "0.8.26"
   },
   "engines": {