diff --git a/Demo/Demo.csproj b/Demo/Demo.csproj
index f87b32e..4780bf7 100644
--- a/Demo/Demo.csproj
+++ b/Demo/Demo.csproj
@@ -6,7 +6,8 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net10.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
+    <RollForward>Major</RollForward>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/RuleEngine.Tests/RuleEngine.Tests.csproj b/RuleEngine.Tests/RuleEngine.Tests.csproj
index a38fd04..43a2814 100644
--- a/RuleEngine.Tests/RuleEngine.Tests.csproj
+++ b/RuleEngine.Tests/RuleEngine.Tests.csproj
@@ -1,9 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <RollForward>Major</RollForward>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
diff --git a/RuleEngine/RuleEngine.csproj b/RuleEngine/RuleEngine.csproj
index e5c0054..d689c06 100644
--- a/RuleEngine/RuleEngine.csproj
+++ b/RuleEngine/RuleEngine.csproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
+    <RollForward>Major</RollForward>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/macos-build-deploy.md b/docs/macos-build-deploy.md
index e669f6d..30577de 100644
--- a/docs/macos-build-deploy.md
+++ b/docs/macos-build-deploy.md
@@ -9,7 +9,7 @@
 
 | 依赖 | 版本 | 说明 |
 |------|------|------|
-| .NET SDK | **10.0** | 编译和运行 |
+| .NET SDK | **9.0+** | 编译和运行。.NET 10 也可运行（RollForward 已配置） |
 | YamlDotNet | 18.1.0 | NuGet 自动拉取，无需手动安装 |
 | xUnit | 2.9.2 | 测试框架，NuGet 自动拉取 |
 | Git | 任意 | 拉取代码 |