diff --git a/README.md b/README.md
index 08137bf..ff75104 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ Ubuntu 16.04及以上
 Microsoft [.NET Framework 4.0](https://dotnet.microsoft.com/download/dotnet-framework/thank-you/net40-offline-installer) or higher
 
 ## 使用的C# 库  
-[SSH.NET https://github.com/sshnet/SSH.NET](https://github.com/sshnet/SSH.NET)  
-[Newtonsoft.Json https://github.com/JamesNK/Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json)  
-[QRcoder https://github.com/codebude/QRCoder](https://github.com/codebude/QRCoder)
+[SSH.NET ------ https://github.com/sshnet/SSH.NET](https://github.com/sshnet/SSH.NET)  
+[Newtonsoft.Json ------ https://github.com/JamesNK/Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json)  
+[QRcoder ------ https://github.com/codebude/QRCoder](https://github.com/codebude/QRCoder)