diff --git a/src/async.js b/src/async.js
index cfedefd..1205b00 100644
--- a/src/async.js
+++ b/src/async.js
@@ -50,11 +50,11 @@ function Async() {
 		var steps = arguments;
 		var i = 0;
 		return function(f) {
-			var step = function() {
+			var step = function(x) {
 				if(i < steps.length) {
 					steps[i++](step);
 				} else {
-					f();
+					f(x);
 				}
 			}
 			step();