diff --git a/package.json b/package.json
index 5d8a875..2212584 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "sinon": "^1.17.4"
   },
   "engines": {
-    "node": "5.10.1"
+    "node": "6.0.0"
   },
   "version": "2.3.0",
   "scripts": {