diff --git a/CHANGELOG.md b/CHANGELOG.md
index beb9abd..556e641 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -52,4 +52,8 @@
 
 ## 3.0.3
 
-- Improved google app engine support.
\ No newline at end of file
+- Improved google app engine support.
+
+## 3.0.4
+
+- Added httpHeaders on HttpHandler.
\ No newline at end of file
diff --git a/pubspec.yaml b/pubspec.yaml
index a76c59e..aebaff9 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: hprose
-version: 3.0.3
+version: 3.0.4
 author: Ma Bingyao <mabingyao@gmail.com>
 description: Hprose for Dart.
   Hprose is a High Performance Remote Object Service Engine.