diff --git a/README.md b/README.md
index bb57f0f..6f4a85d 100644
--- a/README.md
+++ b/README.md
@@ -94,7 +94,7 @@ Let's Encrypt证书申请频率的限制
 
 ## Windows系统需要安装net4.8或以上
 
-Microsoft [.NET Framework 4.8](https://dotnet.microsoft.com/download/dotnet-framework/thank-you/net472-offline-installer) or higher
+Microsoft [.NET Framework 4.8](https://dotnet.microsoft.com/download/dotnet-framework/thank-you/net48-offline-installer) or higher
 
 ## 使用的C# 库  
 [SSH.NET --------------- https://github.com/sshnet/SSH.NET](https://github.com/sshnet/SSH.NET)