diff --git a/package.json b/package.json
index 4d62c47..d5afebf 100755
--- a/package.json
+++ b/package.json
@@ -9,7 +9,9 @@
   "devDependencies": {
     "vows": "*"
   },
-  "engine": "node >= 0.4.1",
+  "engines": {
+    "node": ">=0.4.1"
+  },
   "scripts": {
     "preinstall": "node-gyp clean rebuild",
     "test": "vows test/unit.js"