diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27c2cc2..1e47b9c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 3.3.1
+* Android 增加namespace
+
 # 3.3.0
 * AliPay SDK升级到15.8.17
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 4240178..59c0e9e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: tobias
 description: A Flutter plugin for allowing users to authenticate or pay with native Android&iOS AliPay SDKs.
-version: 3.3.0
+version: 3.3.1
 homepage: https://github.com/OpenFlutter/tobias
 
 environment: