diff --git a/CSJ2K/CSJ2K.csproj b/CSJ2K/CSJ2K.csproj
index ffe12df1..b0512b5f 100644
--- a/CSJ2K/CSJ2K.csproj
+++ b/CSJ2K/CSJ2K.csproj
@@ -63,5 +63,6 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="CoreCompat.System.Drawing.v2" Version="5.2.0-preview1-r131" Condition="'$(TargetFramework)' == 'netstandard2.0'" />
+    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj b/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj
index 80d696ad..03279862 100644
--- a/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj
+++ b/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj
@@ -65,6 +65,9 @@
   <ItemGroup>
     <Folder Include="Properties\" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
+  </ItemGroup>
   <PropertyGroup>
     <PreBuildEvent>
     </PreBuildEvent>
diff --git a/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj b/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj
index 9b145413..1ac91416 100644
--- a/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj
+++ b/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj
@@ -56,6 +56,9 @@
   <ItemGroup>
     <Folder Include="Properties\" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
+  </ItemGroup>
   <PropertyGroup>
     <PreBuildEvent>
     </PreBuildEvent>
diff --git a/LibreMetaverse.Tests/LibreMetaverse.Tests.csproj b/LibreMetaverse.Tests/LibreMetaverse.Tests.csproj
index 74d798da..ff7e7b5c 100644
--- a/LibreMetaverse.Tests/LibreMetaverse.Tests.csproj
+++ b/LibreMetaverse.Tests/LibreMetaverse.Tests.csproj
@@ -56,6 +56,7 @@
   <ItemGroup>
     <PackageReference Include="NUnit" Version="3.12.0" />
     <PackageReference Include="NUnit.ConsoleRunner" Version="3.10.0" />
+    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\LibreMetaverseTypes\LibreMetaverse.Types.csproj" />
diff --git a/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj b/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj
index 6ba0d055..7ca32ef6 100644
--- a/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj
+++ b/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj
@@ -60,6 +60,9 @@
 	<ItemGroup>
 	  <Folder Include="Properties\" />
 	</ItemGroup>
+	<ItemGroup>
+	  <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
+	</ItemGroup>
 	<PropertyGroup>
 	  <PreBuildEvent>
 	  </PreBuildEvent>
diff --git a/LibreMetaverse/LibreMetaverse.csproj b/LibreMetaverse/LibreMetaverse.csproj
index 3928dba5..2506fa2d 100644
--- a/LibreMetaverse/LibreMetaverse.csproj
+++ b/LibreMetaverse/LibreMetaverse.csproj
@@ -54,6 +54,7 @@
     <PackageReference Include="CoreCompat.System.Drawing.v2" Version="5.2.0-preview1-r131" Condition="'$(TargetFramework)' == 'netstandard2.0'" />
     <PackageReference Include="log4net" Version="2.0.8" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
+    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
     <PackageReference Include="XmlRpcCS" Version="2.1.1.2" />
     <PackageReference Include="zlib.net-mutliplatform" Version="1.0.4" />
   </ItemGroup>
diff --git a/Programs/VoiceTest/VoiceTest.csproj b/Programs/VoiceTest/VoiceTest.csproj
index 815e46a6..fc353e8e 100644
--- a/Programs/VoiceTest/VoiceTest.csproj
+++ b/Programs/VoiceTest/VoiceTest.csproj
@@ -55,6 +55,9 @@
 	  <NoWarn>1591,1574,0419</NoWarn>
 	  <PlatformTarget>AnyCPU</PlatformTarget>
 	</PropertyGroup>
+	<ItemGroup>
+	  <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
+	</ItemGroup>
 	<ItemGroup>
 	  <ProjectReference Include="..\..\LibreMetaverseTypes\LibreMetaverse.Types.csproj" />
 	  <ProjectReference Include="..\..\LibreMetaverse\LibreMetaverse.csproj" />
diff --git a/Programs/examples/PacketDump/PacketDump.csproj b/Programs/examples/PacketDump/PacketDump.csproj
index 96f8522f..f3b64822 100644
--- a/Programs/examples/PacketDump/PacketDump.csproj
+++ b/Programs/examples/PacketDump/PacketDump.csproj
@@ -55,6 +55,9 @@
 	  <NoWarn>1591,1574,0419</NoWarn>
 	  <PlatformTarget>AnyCPU</PlatformTarget>
 	</PropertyGroup>
+	<ItemGroup>
+	  <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
+	</ItemGroup>
 	<ItemGroup>
 	  <ProjectReference Include="..\..\..\LibreMetaverseTypes\LibreMetaverse.Types.csproj" />
 	  <ProjectReference Include="..\..\..\LibreMetaverse\LibreMetaverse.csproj" />
diff --git a/Programs/examples/TestClient/TestClient.csproj b/Programs/examples/TestClient/TestClient.csproj
index 878ec586..4462bafd 100644
--- a/Programs/examples/TestClient/TestClient.csproj
+++ b/Programs/examples/TestClient/TestClient.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
 	  <ProjectType>Local</ProjectType>
 	  <ProductVersion>14.0.25123</ProductVersion>
@@ -58,6 +58,9 @@
 	<ItemGroup>
 	  <Folder Include="Properties\" />
 	</ItemGroup>
+	<ItemGroup>
+	  <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
+	</ItemGroup>
 	<PropertyGroup>
 	  <PreBuildEvent>
 	  </PreBuildEvent>