diff --git a/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml b/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml
index 2cccc755..21931d29 100644
--- a/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml
+++ b/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml
@@ -115,11 +115,11 @@
     }
 </environment>
 <environment exclude="Development">
-    <script src="https://cdn.jsdelivr.net/npm/@@microsoft/signalr@7.0.14/dist/browser/signalr.min.js" integrity="sha256-o3tazEP6yBB+7C8byBAees/meALR1+w0ok4jqVjfrY0=" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/npm/@@microsoft/signalr@8.0.0-rc.2.23480.2/dist/browser/signalr.min.js" integrity="sha256-I6GskY4OlV0Jd5ocip8Kjb3XJpwor/SagiB1Gdlrmx8=" crossorigin="anonymous"></script>
     @if (useMessagePackBinaryTransport)
     {
         @:<script type='module' src="https://cdn.jsdelivr.net/npm/msgpack5@6.0.2/dist/msgpack5.min.js" integrity="sha256-AxiBUMElqJXwwKZro5eMMWVExjtxeZSUQ/4nC4oCU2E=" crossorigin="anonymous"></script>
-        @:<script type='module' src="https://cdn.jsdelivr.net/npm/@@microsoft/signalr-protocol-msgpack@7.0.14/dist/browser/signalr-protocol-msgpack.min.js" integrity="sha256-9iXq0ayYfgvXawKorMEoLLy0duCJCOVAnqeeyaTYhyk=" crossorigin="anonymous"></script>
+        @:<script type='module' src="https://cdn.jsdelivr.net/npm/@@microsoft/signalr-protocol-msgpack@8.0.0-rc.2.23480.2/dist/browser/signalr-protocol-msgpack.min.js" integrity="sha256-N2wxc3H+y/zqMul5+igzPeIIOkPsyowKEZ7OOO8Rmh8=" crossorigin="anonymous"></script>
     }
 </environment>
 <script type='module'>
diff --git a/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml.cs b/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml.cs
index 7a8bab83..d24b5c00 100644
--- a/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml.cs
+++ b/src/InkBall.Module/Areas/InkBall/Pages/Game.cshtml.cs
@@ -4,6 +4,7 @@
 using InkBall.Module.Model;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Html;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.Extensions.Logging;
@@ -58,8 +59,8 @@ public async Task<IActionResult> OnGetAsync()
 				GameHub.WebSocketAllowedOrigins.AddOrUpdate($"{Request.Scheme}://{Request.Host}");
 
 			//https://developer.chrome.com/blog/enabling-shared-array-buffer/
-			Response.Headers.Add("Cross-Origin-Embedder-Policy", "require-corp");
-			Response.Headers.Add("Cross-Origin-Opener-Policy", "same-origin");
+			Response.Headers.Append("Cross-Origin-Embedder-Policy", "require-corp");
+			Response.Headers.Append("Cross-Origin-Opener-Policy", "same-origin");
 
 			var token = HttpContext.RequestAborted;
 
@@ -93,8 +94,8 @@ public async Task<IActionResult> OnGetViewAsync([FromServices] IAuthorizationSer
 				GameHub.WebSocketAllowedOrigins.AddOrUpdate($"{Request.Scheme}://{Request.Host}");
 
 			//https://developer.chrome.com/blog/enabling-shared-array-buffer/
-			Response.Headers.Add("Cross-Origin-Embedder-Policy", "require-corp");
-			Response.Headers.Add("Cross-Origin-Opener-Policy", "same-origin");
+			Response.Headers.Append("Cross-Origin-Embedder-Policy", "require-corp");
+			Response.Headers.Append("Cross-Origin-Opener-Policy", "same-origin");
 
 
 			if (!ModelState.IsValid)//model.GameID <= 0
diff --git a/src/InkBall.Module/Configuration.cs b/src/InkBall.Module/Configuration.cs
index 805ccb22..a97eb262 100644
--- a/src/InkBall.Module/Configuration.cs
+++ b/src/InkBall.Module/Configuration.cs
@@ -2,6 +2,7 @@
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Routing;
 using Microsoft.AspNetCore.StaticFiles;
@@ -80,44 +81,44 @@ public class InkBallOptions : IPostConfigureOptions<StaticFileOptions>
 
         public void PostConfigure(string name, StaticFileOptions options)
         {
-            #region Old code
-
-            //name = name ?? throw new ArgumentNullException(nameof(name));
-            //options = options ?? throw new ArgumentNullException(nameof(options));
-
-            // Basic initialization in case the options weren't initialized by any other component
-            // options.ContentTypeProvider = options.ContentTypeProvider ?? new FileExtensionContentTypeProvider();
-            // if (options.FileProvider == null && WebRootFileProvider == null)
-            // {
-            // 	throw new InvalidOperationException("Missing FileProvider.");
-            // }
-
-            // options.FileProvider = options.FileProvider ?? WebRootFileProvider;
-
-            // if (OnStaticFilePrepareResponse != null)
-            // 	options.OnPrepareResponse = OnStaticFilePrepareResponse;
-            // else
-            // {
-            // 	options.OnPrepareResponse = (ctx) =>
-            // 	{
-            // 		var path = ctx.Context.Request.Path.Value;
-            // 		if (path.StartsWith("/IB/js/AIWorker"))
-            // 		{
-            // 			//https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cross-Origin-Embedder-Policy
-            // 			//https://web.dev/coop-coep/
-            // 			ctx.Context.Response.Headers.Add("Cross-Origin-Embedder-Policy", "require-corp");
-            // 			ctx.Context.Response.Headers.Add("Cross-Origin-Opener-Policy", "same-origin");
-            // 		}
-            // 	};
-            // }
-
-            // Add our provider
-            // var filesProvider = new ManifestEmbeddedFileProvider(GetType().Assembly, WwwRoot);
-            // var filesProvider = new Microsoft.Extensions.FileProviders.PhysicalFileProvider(
-
-            #endregion Old code
-        }
-    }
+			#region Old code
+
+			//name = name ?? throw new ArgumentNullException(nameof(name));
+			//options = options ?? throw new ArgumentNullException(nameof(options));
+
+			// Basic initialization in case the options weren't initialized by any other component
+			// options.ContentTypeProvider = options.ContentTypeProvider ?? new FileExtensionContentTypeProvider();
+			// if (options.FileProvider == null && WebRootFileProvider == null)
+			// {
+			// 	throw new InvalidOperationException("Missing FileProvider.");
+			// }
+
+			// options.FileProvider = options.FileProvider ?? WebRootFileProvider;
+
+			// if (OnStaticFilePrepareResponse != null)
+			// 	options.OnPrepareResponse = OnStaticFilePrepareResponse;
+			// else
+			// {
+			// 	options.OnPrepareResponse = (ctx) =>
+			// 	{
+			// 		var path = ctx.Context.Request.Path.Value;
+			// 		if (path.StartsWith("/IB/js/AIWorker"))
+			// 		{
+			// 			//https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cross-Origin-Embedder-Policy
+			// 			//https://web.dev/coop-coep/
+			// 			ctx.Context.Response.Headers.Append("Cross-Origin-Embedder-Policy", "require-corp");
+			// 			ctx.Context.Response.Headers.Append("Cross-Origin-Opener-Policy", "same-origin");
+			// 		}
+			// 	};
+			// }
+
+			// Add our provider
+			// var filesProvider = new ManifestEmbeddedFileProvider(GetType().Assembly, WwwRoot);
+			// var filesProvider = new Microsoft.Extensions.FileProviders.PhysicalFileProvider(
+
+			#endregion Old code
+		}
+	}
 
     public static class CommonUIServiceCollectionExtensions
     {
@@ -218,8 +219,8 @@ public static IApplicationBuilder UseStaticFilesForInkBall(this IApplicationBuil
                     {
                         //https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cross-Origin-Embedder-Policy
                         //https://web.dev/coop-coep/
-                        ctx.Context.Response.Headers.Add("Cross-Origin-Embedder-Policy", "require-corp");
-                        ctx.Context.Response.Headers.Add("Cross-Origin-Opener-Policy", "same-origin");
+                        ctx.Context.Response.Headers.Append("Cross-Origin-Embedder-Policy", "require-corp");
+                        ctx.Context.Response.Headers.Append("Cross-Origin-Opener-Policy", "same-origin");
                     }
                 }
             });
diff --git a/src/InkBall.Module/InkBall.Module.csproj b/src/InkBall.Module/InkBall.Module.csproj
index df0f6a12..42d5a5d9 100644
--- a/src/InkBall.Module/InkBall.Module.csproj
+++ b/src/InkBall.Module/InkBall.Module.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <AddRazorSupportForMvc>true</AddRazorSupportForMvc>
     <!-- <GenerateEmbeddedFilesManifest>true</GenerateEmbeddedFilesManifest> -->
     <LangVersion>latest</LangVersion>
@@ -21,15 +21,15 @@
 
   <ItemGroup>
     <FrameworkReference Include="Microsoft.AspNetCore.App" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="7.0.14" />
-    <PackageReference Include="Microsoft.Extensions.Identity.Stores" Version="7.0.14" />
-    <PackageReference Include="Microsoft.Extensions.FileProviders.Embedded" Version="7.0.14" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.14" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.11" Condition="$(DefineConstants.Contains('INCLUDE_POSTGRES'))" />
-    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="7.0.0" Condition="$(DefineConstants.Contains('INCLUDE_MYSQL'))" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.14" Condition="$(DefineConstants.Contains('INCLUDE_SQLSERVER'))" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="8.0.0-rc.2.23480.1" />
+    <PackageReference Include="Microsoft.Extensions.Identity.Stores" Version="8.0.0-rc.2.23480.2" />
+    <PackageReference Include="Microsoft.Extensions.FileProviders.Embedded" Version="8.0.0-rc.2.23480.2" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.0-rc.2.23480.1" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.0-rc.2" Condition="$(DefineConstants.Contains('INCLUDE_POSTGRES'))" />
+    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="8.0.0-beta.2.ci.20231014172607" Condition="$(DefineConstants.Contains('INCLUDE_MYSQL'))" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.0-rc.2.23480.1" Condition="$(DefineConstants.Contains('INCLUDE_SQLSERVER'))" />
     <PackageReference Include="Oracle.EntityFrameworkCore" Version="7.21.12" Condition="$(DefineConstants.Contains('INCLUDE_ORACLE'))" />
-    <PackageReference Include="Microsoft.AspNetCore.SignalR.Protocols.MessagePack" Version="7.0.14" />
+    <PackageReference Include="Microsoft.AspNetCore.SignalR.Protocols.MessagePack" Version="8.0.0-rc.2.23480.2" />
     <PackageReference Include="MessagePack" Version="2.5.129" />
   </ItemGroup>
 <!--
diff --git a/test/InkBall.Tests/InkBall.Tests.csproj b/test/InkBall.Tests/InkBall.Tests.csproj
index 56a9c1f0..7f008668 100644
--- a/test/InkBall.Tests/InkBall.Tests.csproj
+++ b/test/InkBall.Tests/InkBall.Tests.csproj
@@ -1,22 +1,22 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
 		<LangVersion>latest</LangVersion>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="7.0.14" />
-    <PackageReference Include="Microsoft.AspNetCore.Identity.UI" Version="7.0.14" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="7.0.14" />
+    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.0-rc.2.23480.2" />
+    <PackageReference Include="Microsoft.AspNetCore.Identity.UI" Version="8.0.0-rc.1.23421.29" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.0-rc.2.23480.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="xunit" Version="2.6.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
-	<PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.14" />
+	<PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.0-rc.2.23480.1" />
 	<PackageReference Include="Moq" Version="4.20.70" />
   </ItemGroup>