diff --git a/CHANGELOG.md b/CHANGELOG.md
index 23da350..059b317 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.9.0+1
+
+* Dart SDK upper constraint raised to declare compatability with Dart 2.0 stable.
+
 ## 0.9.0
 
 * Breaking change: Changed signature of `CodedBufferWriter.writeTo` to require
diff --git a/pubspec.yaml b/pubspec.yaml
index 2ec29d5..f67a1f4 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,10 +1,10 @@
 name: protobuf
-version: 0.9.0
+version: 0.9.0+1
 author: Dart Team <misc@dartlang.org>
 description: Runtime library for protocol buffers support.
 homepage: https://github.com/dart-lang/protobuf
 environment:
-  sdk: '>=2.0.0-dev.17.0 <2.0.0'
+  sdk: '>=2.0.0-dev.17.0 <3.0.0'
 dependencies:
   fixnum: '>=0.9.0 <0.11.0'
 dev_dependencies: