diff --git a/LibreMetaverse.GUI/LibreMetaverse.GUI.csproj b/LibreMetaverse.GUI/LibreMetaverse.GUI.csproj
index 0ae7fc0b..e88c3fba 100644
--- a/LibreMetaverse.GUI/LibreMetaverse.GUI.csproj
+++ b/LibreMetaverse.GUI/LibreMetaverse.GUI.csproj
@@ -16,7 +16,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>LibreMetaverse.GUI</RootNamespace>
     <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
     <Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
diff --git a/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj b/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj
index 508d5b7a..2d65606e 100644
--- a/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj
+++ b/LibreMetaverse.Rendering.Meshmerizer/LibreMetaverse.Rendering.Meshmerizer.csproj
@@ -7,7 +7,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0</TargetFrameworks>
     <OutputType>Library</OutputType>
 	<GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
     <Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
diff --git a/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj b/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj
index 5fc2a9a1..d9cf26c0 100644
--- a/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj
+++ b/LibreMetaverse.Rendering.Simple/LibreMetaverse.Rendering.Simple.csproj
@@ -7,7 +7,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>LibreMetaverse.Rendering.Simple</RootNamespace>
     <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
     <Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
diff --git a/LibreMetaverse.StructuredData/LibreMetaverse.StructuredData.csproj b/LibreMetaverse.StructuredData/LibreMetaverse.StructuredData.csproj
index 8e77b49a..be320c06 100644
--- a/LibreMetaverse.StructuredData/LibreMetaverse.StructuredData.csproj
+++ b/LibreMetaverse.StructuredData/LibreMetaverse.StructuredData.csproj
@@ -7,7 +7,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>LibreMetaverse.StructuredData</RootNamespace>
     <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
     <Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
diff --git a/LibreMetaverse.Types/LibreMetaverse.Types.csproj b/LibreMetaverse.Types/LibreMetaverse.Types.csproj
index cc753672..72bebfe8 100644
--- a/LibreMetaverse.Types/LibreMetaverse.Types.csproj
+++ b/LibreMetaverse.Types/LibreMetaverse.Types.csproj
@@ -7,7 +7,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>LibreMetaverse</RootNamespace>
     <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
     <Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
diff --git a/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj b/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj
index a05aee21..be127fba 100644
--- a/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj
+++ b/LibreMetaverse.Utilities/LibreMetaverse.Utilities.csproj
@@ -7,7 +7,7 @@
 	  <OutputType>Library</OutputType>
 	  <RootNamespace>LibreMetaverse.Utilities</RootNamespace>
 	  <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-      <NoWarn>1591</NoWarn>
+      <NoWarn>0419,1574,1591</NoWarn>
 	  <Platforms>AnyCPU;x64;x86</Platforms>
       <OutputPath>..\bin\</OutputPath>
 	</PropertyGroup>
diff --git a/LibreMetaverse/LibreMetaverse.csproj b/LibreMetaverse/LibreMetaverse.csproj
index 55267715..ed402180 100644
--- a/LibreMetaverse/LibreMetaverse.csproj
+++ b/LibreMetaverse/LibreMetaverse.csproj
@@ -8,7 +8,7 @@
     <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
 	<EnableUnsafeBinaryFormatterSerialization>true</EnableUnsafeBinaryFormatterSerialization>
 	<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
     <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
diff --git a/PrimMesher/LibreMetaverse.PrimMesher.csproj b/PrimMesher/LibreMetaverse.PrimMesher.csproj
index 94861633..106be760 100644
--- a/PrimMesher/LibreMetaverse.PrimMesher.csproj
+++ b/PrimMesher/LibreMetaverse.PrimMesher.csproj
@@ -7,7 +7,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0</TargetFrameworks>
     <Authors>Dhalia Trimble, Sjofn LLC, OpenMetaverse Developers</Authors>
     <GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-	<NoWarn>1591</NoWarn>
+	<NoWarn>0419,1574,1591</NoWarn>
 	<Platforms>AnyCPU;x64;x86</Platforms>
 	<OutputPath>..\bin\</OutputPath>
   </PropertyGroup>