diff --git a/samples/App.Interfaces/App.Interfaces.csproj b/samples/App.Interfaces/App.Interfaces.csproj
index 00793f7..0f8514d 100644
--- a/samples/App.Interfaces/App.Interfaces.csproj
+++ b/samples/App.Interfaces/App.Interfaces.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
     </PropertyGroup>
 
diff --git a/samples/Console.CSharp/Console.CSharp.csproj b/samples/Console.CSharp/Console.CSharp.csproj
index 431c67b..d57f853 100644
--- a/samples/Console.CSharp/Console.CSharp.csproj
+++ b/samples/Console.CSharp/Console.CSharp.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
     </PropertyGroup>
 
diff --git a/samples/SampleServer/SampleServer.csproj b/samples/SampleServer/SampleServer.csproj
index fa9a1b0..777a865 100644
--- a/samples/SampleServer/SampleServer.csproj
+++ b/samples/SampleServer/SampleServer.csproj
@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="TypedSignalR.Client.DevTools" Version="1.2.1" />
+        <PackageReference Include="TypedSignalR.Client.DevTools" Version="1.2.1" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/sandbox/SignalRServer.Shared/SignalRServer.Shared.csproj b/sandbox/SignalRServer.Shared/SignalRServer.Shared.csproj
index ccc712d..31f6e5f 100644
--- a/sandbox/SignalRServer.Shared/SignalRServer.Shared.csproj
+++ b/sandbox/SignalRServer.Shared/SignalRServer.Shared.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
diff --git a/sandbox/SignalRServer/SignalRServer.csproj b/sandbox/SignalRServer/SignalRServer.csproj
index abc977b..377d896 100644
--- a/sandbox/SignalRServer/SignalRServer.csproj
+++ b/sandbox/SignalRServer/SignalRServer.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/src/TypedSignalR.Client.TypeScript.Generator/TypedSignalR.Client.TypeScript.Generator.csproj b/src/TypedSignalR.Client.TypeScript.Generator/TypedSignalR.Client.TypeScript.Generator.csproj
index 90d2fa2..d38d651 100644
--- a/src/TypedSignalR.Client.TypeScript.Generator/TypedSignalR.Client.TypeScript.Generator.csproj
+++ b/src/TypedSignalR.Client.TypeScript.Generator/TypedSignalR.Client.TypeScript.Generator.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFrameworks>net7.0;net8.0</TargetFrameworks>
         <Nullable>enable</Nullable>
         <RootNamespace>TypedSignalR.Client.TypeScript</RootNamespace>
         <PackAsTool>true</PackAsTool>
diff --git a/src/TypedSignalR.Client.TypeScript/TypedSignalR.Client.TypeScript.csproj b/src/TypedSignalR.Client.TypeScript/TypedSignalR.Client.TypeScript.csproj
index c9bc570..e04ed42 100644
--- a/src/TypedSignalR.Client.TypeScript/TypedSignalR.Client.TypeScript.csproj
+++ b/src/TypedSignalR.Client.TypeScript/TypedSignalR.Client.TypeScript.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFrameworks>net7.0;net8.0</TargetFrameworks>
         <Nullable>enable</Nullable>
 
         <!-- NuGet -->
diff --git a/tests/TypedSignalR.Client.TypeScript.Tests.Server/TypedSignalR.Client.TypeScript.Tests.Server.csproj b/tests/TypedSignalR.Client.TypeScript.Tests.Server/TypedSignalR.Client.TypeScript.Tests.Server.csproj
index f5fcc79..5c885b0 100644
--- a/tests/TypedSignalR.Client.TypeScript.Tests.Server/TypedSignalR.Client.TypeScript.Tests.Server.csproj
+++ b/tests/TypedSignalR.Client.TypeScript.Tests.Server/TypedSignalR.Client.TypeScript.Tests.Server.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
     </PropertyGroup>
diff --git a/tests/TypedSignalR.Client.TypeScript.Tests.Shared/TypedSignalR.Client.TypeScript.Tests.Shared.csproj b/tests/TypedSignalR.Client.TypeScript.Tests.Shared/TypedSignalR.Client.TypeScript.Tests.Shared.csproj
index 4df0a16..56fb56a 100644
--- a/tests/TypedSignalR.Client.TypeScript.Tests.Shared/TypedSignalR.Client.TypeScript.Tests.Shared.csproj
+++ b/tests/TypedSignalR.Client.TypeScript.Tests.Shared/TypedSignalR.Client.TypeScript.Tests.Shared.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>