diff --git a/Directory.Build.props b/Directory.Build.props
index 99a8ba4c..068b6e13 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -2,8 +2,8 @@
     <PropertyGroup>
         <TargetFramework>net8.0</TargetFramework>
         <LangVersion>10.0</LangVersion>
-        <BotSharpVersion>1.3.1</BotSharpVersion>
-        <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
+        <BotSharpVersion>1.4.0</BotSharpVersion>
+        <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <GenerateDocumentationFile>false</GenerateDocumentationFile>
     </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/src/Plugins/BotSharp.Plugin.AnthropicAI/BotSharp.Plugin.AnthropicAI.csproj b/src/Plugins/BotSharp.Plugin.AnthropicAI/BotSharp.Plugin.AnthropicAI.csproj
index 357e827f..40f54f60 100644
--- a/src/Plugins/BotSharp.Plugin.AnthropicAI/BotSharp.Plugin.AnthropicAI.csproj
+++ b/src/Plugins/BotSharp.Plugin.AnthropicAI/BotSharp.Plugin.AnthropicAI.csproj
@@ -1,9 +1,13 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <Nullable>enable</Nullable>
+    <LangVersion>$(LangVersion)</LangVersion>
+    <VersionPrefix>$(BotSharpVersion)</VersionPrefix>
+    <GeneratePackageOnBuild>$(GeneratePackageOnBuild)</GeneratePackageOnBuild>
+    <GenerateDocumentationFile>$(GenerateDocumentationFile)</GenerateDocumentationFile>
+    <OutputPath>$(SolutionDir)packages</OutputPath>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Plugins/BotSharp.Plugin.AnthropicAI/Using.cs b/src/Plugins/BotSharp.Plugin.AnthropicAI/Using.cs
index ceb477d6..d00446fc 100644
--- a/src/Plugins/BotSharp.Plugin.AnthropicAI/Using.cs
+++ b/src/Plugins/BotSharp.Plugin.AnthropicAI/Using.cs
@@ -1,3 +1,9 @@
+global using System;
+global using System.Collections.Generic;
+global using System.Text;
+global using System.Threading.Tasks;
+global using System.Linq;
+global using System.Text.Json;
 global using Anthropic.SDK;
 global using Anthropic.SDK.Constants;
 global using Anthropic.SDK.Messaging;