diff --git a/README.md b/README.md
index e870966..cbfa82c 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,16 @@
+[![Chinese](https://img.shields.io/badge/Language-Chinese-blueviolet?style=for-the-badge)](README.zh-cn.md)
+
 # flutter_openim_sdk
 
-### [Download demo](https://github.com/OpenIMSDK/Open-IM-Flutter-Demo.git)
+A flutter IM plugin for android and ios.
+
+### [demo](https://github.com/OpenIMSDK/Open-IM-Flutter-Demo.git)
 
 ### [flutter_openim_widget](https://github.com/hrxiang/flutter_openim_widget.git)
 
-[![Chinese](https://img.shields.io/badge/Language-Chinese-blueviolet?style=for-the-badge)](README.zh-cn.md)
+![Android](https://www.pgyer.com/app/qrcode/OpenIM)
 
 
-A flutter IM plugin for android and ios.
 
 ## Getting Started
 
diff --git a/android/build.gradle b/android/build.gradle
index 6f8a904..af7afec 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -51,5 +51,5 @@ android {
     }
 }
 dependencies {
-    implementation 'io.openim:client-sdk:1.1.9@aar'
+    implementation 'io.openim:client-sdk:1.2.0@aar'
 }
\ No newline at end of file