diff --git a/README.md b/README.md
index a539b50..6d0550b 100644
--- a/README.md
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@@ -9,7 +9,7 @@
 ## 引用组件
 [Nuget安装](https://www.nuget.org/packages/IoTClient/) ```Install-Package IoTClient ```  
 或图形化安装   
-![](https://img2018.cnblogs.com/blog/208266/201911/208266-20191110094638423-1017899651.png)  
+![image](https://user-images.githubusercontent.com/5820324/68722366-2fc5bf00-05f0-11ea-8282-f2b0a58a9f9d.png)  
 
 ## ModBusTcp读写操作