diff --git a/modules/angular2/src/facade/async.dart b/modules/angular2/src/facade/async.dart
index c17dfd4362..89f577b4ae 100644
--- a/modules/angular2/src/facade/async.dart
+++ b/modules/angular2/src/facade/async.dart
@@ -1,4 +1,4 @@
-library angular.core.facade.async;
+library angular2.core.facade.async;
 
 import 'dart:async';
 export 'dart:async' show Future, Stream, StreamController, StreamSubscription;