diff --git a/README.md b/README.md
index d11a7ff..65ecc38 100644
--- a/README.md
+++ b/README.md
@@ -12,10 +12,10 @@ CIM项目是基于mina或者netty框架下的推送系统，我们平常使用
 
 
 <div align="center">
-   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/call_video_incoming.jpg" width="25%"  />
-   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/single_chatting_light.jpg" width="25%"  />
-   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/single_chatting_dark.jpg" width="25%"  />
-   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/moment_timeline_light.jpg" width="25%"  />
+   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/call_video_incoming.jpg" width="24%"  />
+   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/single_chatting_light.jpg" width="24%"  />
+   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/single_chatting_dark.jpg" width="24%"  />
+   <img src="http://staticres.oss-cn-hangzhou.aliyuncs.com/hoxin/moment_timeline_light.jpg" width="24%"  />
 </div>
 
 ---