diff --git a/README-CN.md b/README-CN.md
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+++ b/README-CN.md
@@ -46,8 +46,8 @@
 
 ## 3. 前置条件
 
-- 安装 [.NET SDK](https://dotnet.microsoft.com/download)
-- [Nuget 客户端](https://docs.microsoft.com/en-us/nuget/install-nuget-client-tools) （可选安装）
+- 安装 [.NET SDK 6.0](https://dotnet.microsoft.com/download/dotnet/6.0)
+- [Nuget 客户端](https://docs.microsoft.com/en-us/nuget/install-nuget-client-tools)
 - 本地已经部署 TDengine，具体步骤请参考 [部署服务端](https://docs.taosdata.com/get-started/package/)，且已经启动 taosd 与 taosAdapter。
 
 ## 4. 构建
diff --git a/README.md b/README.md
index 28b44dd..4db5ba4 100644
--- a/README.md
+++ b/README.md
@@ -51,8 +51,8 @@ English | [简体中文](README-CN.md)
 
 ## 3. Prerequisites
 
-- Install [.NET SDK](https://dotnet.microsoft.com/download)
-- [Nuget Client](https://docs.microsoft.com/en-us/nuget/install-nuget-client-tools) (optional installation)
+- Install [.NET SDK 6.0](https://dotnet.microsoft.com/download/dotnet/6.0)
+- [Nuget Client](https://docs.microsoft.com/en-us/nuget/install-nuget-client-tools)
 - TDengine has been deployed locally. For specific steps, please refer
   to [Deploy TDengine](https://docs.tdengine.com/get-started/deploy-from-package/). Please make sure taosd and
   taosAdapter have been started.