diff --git a/package.json b/package.json
index ecca7d937e4..1b95e0826c4 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
   },
   "devEngines": {
     "node": "4.x || 5.x || 6.x",
-    "npm": "2.x || 3.x"
+    "npm": "2.x || 3.x || 4.x"
   },
   "commonerConfig": {
     "version": 7