diff --git a/lib/bundle.js b/lib/bundle.js
index 1beb368..5213e3e 100644
--- a/lib/bundle.js
+++ b/lib/bundle.js
@@ -89,7 +89,7 @@ function bundle (input, complete) {
         var req = "function (require, module, exports) { \n" + dep.source + "}"
 
 
-        dbuffer.push("'" + dep.id + "': ["+req+", "+!!dep.entry+", "+JSON.stringify(dep.deps)+"]")
+        dbuffer.push(JSON.stringify(dep.id) + ": ["+req+", "+!!dep.entry+", "+JSON.stringify(dep.deps)+"]")
       }
 
 
@@ -131,4 +131,4 @@ var loader = function (deps) {
   }).pop();
 }
 
-module.exports = bundle;
\ No newline at end of file
+module.exports = bundle;