diff --git a/package.json b/package.json
index c0c5eea..3ddae58 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "tslint-eslint-rules": "^5.3.1"
   },
   "devDependencies": {
-    "np": "^5.0.0",
+    "np": "^6.2.3",
     "tslint": "^5.10.0",
     "typescript": "^3.0.3"
   },