diff --git a/package.json b/package.json
index 34c654e..78f62a1 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,9 @@
     "type" : "git",
     "url" : "https://github.com/jiangmiao/node-getopt"
   },
-  "main" : "./lib",
+  "main" : "./lib/getopt.js",
+  "scripts" : {
+    "test" : "node ./test/test.js"
+  },
   "engines" : { "node": ">= 0.6.0" }
 }