diff --git a/Sprache.sln b/Sprache.sln
index 1913f40..b88883b 100644
--- a/Sprache.sln
+++ b/Sprache.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.26730.15
+# Visual Studio Version 17
+VisualStudioVersion = 17.7.34202.233
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Build", "Build", "{10F554FC-7631-443D-8046-17AD2F31AD2E}"
 	ProjectSection(SolutionItems) = preProject
diff --git a/samples/LinqyCalculator/LinqyCalculator.csproj b/samples/LinqyCalculator/LinqyCalculator.csproj
index 1035b4e..809b6d3 100644
--- a/samples/LinqyCalculator/LinqyCalculator.csproj
+++ b/samples/LinqyCalculator/LinqyCalculator.csproj
@@ -1,8 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <OutputType>Exe</OutputType>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/samples/TinyTemplates.Tests/TinyTemplates.Tests.csproj b/samples/TinyTemplates.Tests/TinyTemplates.Tests.csproj
index 6ce32c5..5898275 100644
--- a/samples/TinyTemplates.Tests/TinyTemplates.Tests.csproj
+++ b/samples/TinyTemplates.Tests/TinyTemplates.Tests.csproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/samples/TinyTemplates/TinyTemplates.csproj b/samples/TinyTemplates/TinyTemplates.csproj
index ca86a18..719483d 100644
--- a/samples/TinyTemplates/TinyTemplates.csproj
+++ b/samples/TinyTemplates/TinyTemplates.csproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/samples/XmlExample/XmlExample.csproj b/samples/XmlExample/XmlExample.csproj
index 1035b4e..809b6d3 100644
--- a/samples/XmlExample/XmlExample.csproj
+++ b/samples/XmlExample/XmlExample.csproj
@@ -1,8 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <OutputType>Exe</OutputType>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Sprache/Sprache.csproj b/src/Sprache/Sprache.csproj
index 43e50d7..36ae708 100644
--- a/src/Sprache/Sprache.csproj
+++ b/src/Sprache/Sprache.csproj
@@ -4,7 +4,7 @@
     <Description>Sprache is a simple, lightweight library for constructing parsers directly in C# code.</Description>
     <Copyright>Copyright © Sprache Contributors</Copyright>
     <VersionPrefix>3.0.0</VersionPrefix>
-    <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
     <DefineConstants>$(DefineConstants);STRING_IS_ENUMERABLE;STRING_JOIN_ENUMERABLE</DefineConstants>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>Parser;Parsers</PackageTags>
@@ -17,6 +17,7 @@
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   
   <ItemGroup>
diff --git a/test/Sprache.Tests/Sprache.Tests.csproj b/test/Sprache.Tests/Sprache.Tests.csproj
index 8b8fb50..7ab8270 100644
--- a/test/Sprache.Tests/Sprache.Tests.csproj
+++ b/test/Sprache.Tests/Sprache.Tests.csproj
@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>