diff --git a/package.json b/package.json
index c8f1ff0..4af0858 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,6 @@
     "rsvp": "^4.7.0"
   },
   "engines": {
-    "node": ">= 4"
+    "node": "6.* || 8.* || >= 10.*"
   }
 }