diff --git a/lib/std.js b/lib/std.js
index 78a466d..6faebd7 100644
--- a/lib/std.js
+++ b/lib/std.js
@@ -587,8 +587,7 @@ function StdStorage() {
 
     this.key = function(idx) {
         var d = data.get();
-        var keyName = Object.keys(d)[idx];
-        return d[keyName];
+        return Object.keys(d)[idx];
     };
 
     this.length = function() {