diff --git a/src/Tribufu.ComponentModel/Tribufu.ComponentModel.csproj b/src/Tribufu.ComponentModel/Tribufu.ComponentModel.csproj
index 4bcae0c..1d780d8 100644
--- a/src/Tribufu.ComponentModel/Tribufu.ComponentModel.csproj
+++ b/src/Tribufu.ComponentModel/Tribufu.ComponentModel.csproj
@@ -7,6 +7,7 @@
     <PropertyGroup>
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <IsPublishable>false</IsPublishable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>netstandard2.0;net45;net5.0</TargetFrameworks>
     </PropertyGroup>
diff --git a/src/Tribufu.Configuration/Tribufu.Configuration.csproj b/src/Tribufu.Configuration/Tribufu.Configuration.csproj
index 475a02c..1993547 100644
--- a/src/Tribufu.Configuration/Tribufu.Configuration.csproj
+++ b/src/Tribufu.Configuration/Tribufu.Configuration.csproj
@@ -7,6 +7,7 @@
     <PropertyGroup>
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <IsPublishable>false</IsPublishable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>netstandard2.0;net6.0</TargetFrameworks>
     </PropertyGroup>
diff --git a/src/Tribufu.Database/Tribufu.Database.csproj b/src/Tribufu.Database/Tribufu.Database.csproj
index dd69953..7b1c10f 100644
--- a/src/Tribufu.Database/Tribufu.Database.csproj
+++ b/src/Tribufu.Database/Tribufu.Database.csproj
@@ -7,6 +7,7 @@
     <PropertyGroup>
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <IsPublishable>false</IsPublishable>
         <Nullable>enable</Nullable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>net8.0</TargetFrameworks>
diff --git a/src/Tribufu.Example/Tribufu.Example.csproj b/src/Tribufu.Example/Tribufu.Example.csproj
index c5cbd10..01da8dc 100644
--- a/src/Tribufu.Example/Tribufu.Example.csproj
+++ b/src/Tribufu.Example/Tribufu.Example.csproj
@@ -1,6 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <ImplicitUsings>enable</ImplicitUsings>
+        <IsPublishable>false</IsPublishable>
         <Nullable>enable</Nullable>
         <OutputType>Exe</OutputType>
         <TargetFramework>net8.0</TargetFramework>
diff --git a/src/Tribufu.Generated/Tribufu.Generated.csproj b/src/Tribufu.Generated/Tribufu.Generated.csproj
index 20edea6..09167e9 100644
--- a/src/Tribufu.Generated/Tribufu.Generated.csproj
+++ b/src/Tribufu.Generated/Tribufu.Generated.csproj
@@ -9,6 +9,7 @@
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <ImplicitUsings>enable</ImplicitUsings>
+        <IsPublishable>false</IsPublishable>
         <Nullable>annotations</Nullable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>net6.0</TargetFrameworks>
diff --git a/src/Tribufu.Logging/Tribufu.Logging.csproj b/src/Tribufu.Logging/Tribufu.Logging.csproj
index 516c7f9..fe7048e 100644
--- a/src/Tribufu.Logging/Tribufu.Logging.csproj
+++ b/src/Tribufu.Logging/Tribufu.Logging.csproj
@@ -7,6 +7,7 @@
     <PropertyGroup>
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <IsPublishable>false</IsPublishable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>netstandard2.0;net45;net5.0</TargetFrameworks>
     </PropertyGroup>
diff --git a/src/Tribufu.Runtime/Tribufu.Runtime.csproj b/src/Tribufu.Runtime/Tribufu.Runtime.csproj
index 0d16370..c18d2f7 100644
--- a/src/Tribufu.Runtime/Tribufu.Runtime.csproj
+++ b/src/Tribufu.Runtime/Tribufu.Runtime.csproj
@@ -7,6 +7,7 @@
     <PropertyGroup>
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <IsPublishable>false</IsPublishable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>netstandard2.0;net5.0</TargetFrameworks>
     </PropertyGroup>
diff --git a/src/Tribufu.Serialization/Tribufu.Serialization.csproj b/src/Tribufu.Serialization/Tribufu.Serialization.csproj
index e0b4fc8..7de3841 100644
--- a/src/Tribufu.Serialization/Tribufu.Serialization.csproj
+++ b/src/Tribufu.Serialization/Tribufu.Serialization.csproj
@@ -7,6 +7,7 @@
     <PropertyGroup>
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <IsPublishable>false</IsPublishable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>netstandard2.0;net45;net5.0</TargetFrameworks>
     </PropertyGroup>
diff --git a/src/Tribufu/Tribufu.csproj b/src/Tribufu/Tribufu.csproj
index 39dc5af..e9600b4 100644
--- a/src/Tribufu/Tribufu.csproj
+++ b/src/Tribufu/Tribufu.csproj
@@ -8,7 +8,7 @@
         <AppDesignerFolder>Properties</AppDesignerFolder>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <ImplicitUsings>enable</ImplicitUsings>
+        <IsPublishable>false</IsPublishable>
         <Nullable>annotations</Nullable>
         <OutputType>Library</OutputType>
         <TargetFrameworks>net6.0</TargetFrameworks>
diff --git a/src/Tribufu/TribufuApi.cs b/src/Tribufu/TribufuApi.cs
index 5b3664e..3cf2acc 100644
--- a/src/Tribufu/TribufuApi.cs
+++ b/src/Tribufu/TribufuApi.cs
@@ -1,6 +1,7 @@
 // Copyright (c) Tribufu. All Rights Reserved.
 // SPDX-License-Identifier: MIT
 
+using System;
 using System.Net;
 using System.Runtime.InteropServices;
 using Tribufu.Generated.Api;