diff --git a/build_support/mini_require.js b/build_support/mini_require.js
index 48971162..44d2ed70 100644
--- a/build_support/mini_require.js
+++ b/build_support/mini_require.js
@@ -67,7 +67,7 @@ var _define = function(module, deps, payload) {
     }
     
     _define.payloads[module] = payload;
-    define.modules[module] = null;
+    _define.modules[module] = null;
 };
 
 /**