diff --git a/lib/wrappers.dart b/lib/wrappers.dart
index 2034174..7723d58 100644
--- a/lib/wrappers.dart
+++ b/lib/wrappers.dart
@@ -124,6 +124,10 @@
     _listBase[index] = value;
   }
 
+  void set last(E value) {
+    _listBase.last = value;
+  }
+
   void add(E value) {
     _listBase.add(value);
   }
@@ -427,7 +431,7 @@
 
 /**
  * Creates a modifiable [Set] view of the values of a [Map].
- * 
+ *
  * The `Set` view assumes that the keys of the `Map` can be uniquely determined
  * from the values. The `keyForValue` function passed to the constructor finds
  * the key for a single value. The `keyForValue` function should be consistent
diff --git a/pubspec.yaml b/pubspec.yaml
index 80b0972..0ae4b42 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: collection
-version: 0.9.3+1
+version: 1.0.0-dev
 author: Dart Team <misc@dartlang.org>
 description: Collections and utilities functions and classes related to collections.
 homepage: http://www.dartlang.org
diff --git a/test/wrapper_test.dart b/test/wrapper_test.dart
index 5858aaf..414c8f7 100644
--- a/test/wrapper_test.dart
+++ b/test/wrapper_test.dart
@@ -197,6 +197,7 @@
     expect.indexOf(val, 4).equals.indexOf(val, 4);
     expect.insert(4, val).equals.insert(4, val);
     expect.insertAll(4, [val]).equals.insertAll(4, [val]);
+    (expect..last = 5).equals.last = 5;
     expect.lastIndexOf(val, null).equals.lastIndexOf(val);
     expect.lastIndexOf(val, 4).equals.lastIndexOf(val, 4);
     (expect..length = 4).equals.length = 4;