dotnet-state-machine · mclift · Nov 16, 2025 · Nov 16, 2025 · Nov 16, 2025
diff --git a/.github/workflows/BuildAndTestOnPullRequests.yml b/.github/workflows/BuildAndTestOnPullRequests.yml
@@ -10,7 +10,15 @@ jobs:
   Build_Stateless_solution:
     runs-on: windows-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v5
+      with:
+        dotnet-version: |
+          8.0.x
+          9.0.x
+          10.0.x
 
     - name: Install dependencies
       run: dotnet restore

diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## 5.20.1 - 2025.11.16
+### Added
+ - Included dotnet 10 in targets [#636]
+
 ## 5.20.0 - 2025.09.18
 ### Fixed
  - Fixed async parent state transitions being ignored when child state transition guard condition is not met [#631]
@@ -259,6 +263,7 @@ Version 5.10.0 is now listed as the newest, since it has the highest version num
 ### Removed
 ### Fixed
 
+[#636]: https://github.com/dotnet-state-machine/stateless/issues/636
 [#631]: https://github.com/dotnet-state-machine/stateless/pull/631
 [#626]: https://github.com/dotnet-state-machine/stateless/pull/626
 [#625]: https://github.com/dotnet-state-machine/stateless/pull/625

diff --git a/README.md b/README.md
@@ -360,7 +360,7 @@ Setting this is vital within a Microsoft Orleans Grain for example, which requir
 
 ## Building
 
-Stateless runs on .NET runtime version 4+ and practically all modern .NET platforms by targeting .NET Framework 4.6.2, .NET Standard 2.0 and .NET 8.0. Visual Studio 2017 or later is required to build the solution.
+Stateless runs on .NET runtime version 4+ and practically all modern .NET platforms by targeting .NET Framework 4.6.2, .NET Standard 2.0, and .NET 8.0, 9.0 and 10.0. Visual Studio 2017 or later is required to build the solution.
 
 
 ## Contributing

diff --git a/example/AlarmExample/AlarmExample.csproj b/example/AlarmExample/AlarmExample.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>

diff --git a/example/BugTrackerExample/BugTrackerExample.csproj b/example/BugTrackerExample/BugTrackerExample.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <AssemblyName>BugTrackerExample</AssemblyName>
     <OutputType>Exe</OutputType>
     <PackageId>BugTrackerExample</PackageId>

diff --git a/example/JsonExample/JsonExample.csproj b/example/JsonExample/JsonExample.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>

diff --git a/example/OnOffExample/OnOffExample.csproj b/example/OnOffExample/OnOffExample.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <AssemblyName>OnOffExample</AssemblyName>
     <OutputType>Exe</OutputType>
     <PackageId>OnOffExample</PackageId>

diff --git a/example/TelephoneCallExample/TelephoneCallExample.csproj b/example/TelephoneCallExample/TelephoneCallExample.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <AssemblyName>TelephoneCallExample</AssemblyName>
     <OutputType>Exe</OutputType>
     <PackageId>TelephoneCallExample</PackageId>

diff --git a/src/Stateless/Stateless.csproj b/src/Stateless/Stateless.csproj
@@ -4,11 +4,11 @@
     <AssemblyName>Stateless</AssemblyName>
     <AssemblyTitle>Stateless</AssemblyTitle>
     <Product>Stateless</Product>
-    <TargetFrameworks>netstandard2.0;net462;net8.0;net9.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;net462;net8.0;net9.0;net10.0</TargetFrameworks>
     <Description>Create state machines and lightweight state machine-based workflows directly in .NET code</Description>
     <Copyright>Copyright © Stateless Contributors 2009-$([System.DateTime]::Now.ToString(yyyy))</Copyright>
     <NeutralLanguage>en-US</NeutralLanguage>
-    <VersionPrefix>5.20.0</VersionPrefix>
+    <VersionPrefix>5.20.1</VersionPrefix>
     <Authors>Stateless Contributors</Authors>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>