diff --git a/package.json b/package.json
index d9e99ce56..445953708 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "type": "git",
     "url": "git://github.com/mathjax/MathJax.git"
   },
-  "main": "./MathJax.js",
+  "main": "./unpacked/MathJax.js",
   "scripts": {
     "test": "echo 'No tests here!'"
   }