diff --git a/libraries/Native/JavaScript.js b/libraries/Native/JavaScript.js
index 35592e3..ffa52fb 100644
--- a/libraries/Native/JavaScript.js
+++ b/libraries/Native/JavaScript.js
@@ -34,7 +34,7 @@ Elm.Native.JavaScript.make = function(elm) {
 
   function toJS(v) {
       var type = typeof v;
-      if (type === 'number' || type === 'boolean') return v;
+      if (type === 'number' || type === 'boolean' || type === 'string') return v;
       if (type === 'object' && '_' in v) {
           var obj = {};
           for (var k in v) {