diff --git a/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj b/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj
index b68b2f870a..5e0e8cb123 100644
--- a/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj
+++ b/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj
@@ -9,7 +9,7 @@
 	<ItemGroup>
 		<PackageReference Include="Microsoft.CSharp" Version="4.7.0" /><!-- for (extra?) dynamic type support -->
 		<PackageReference Include="System.Drawing.Common" Version="4.7.0" />
-		<PackageReference Include="OpenTK" Version="3.0.1" />
+		<PackageReference Include="OpenTK" Version="3.0.1" NoWarn="NU1701" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Common/BizHawk.Common.csproj" />
 	</ItemGroup>
 	<ItemGroup>
diff --git a/src/BizHawk.Version/BizHawk.Version.csproj b/src/BizHawk.Version/BizHawk.Version.csproj
index a44a011146..399c9300ca 100644
--- a/src/BizHawk.Version/BizHawk.Version.csproj
+++ b/src/BizHawk.Version/BizHawk.Version.csproj
@@ -5,7 +5,7 @@
 	<Import Project="../MainSlnCommon.props" />
 	<PropertyGroup>
 		<EnableDefaultCompileItems>false</EnableDefaultCompileItems>
-		<NoWarn>CS2008</NoWarn>
+		<NoWarn>$(NoWarn);CS2008</NoWarn>
 	</PropertyGroup>
 	<Target Name="PreBuild" AfterTargets="PreBuildEvent">
 		<Exec Condition=" '$(OS)' == 'Windows_NT' " Command='"$(ProjectDir)..\..\Build\BizHawk.Build.Tool.exe" GIT_REV --wc "$(ProjectDir).." --template "$(ProjectDir)VersionInfo.gen_template.cs" --out "$(ProjectDir)..\BizHawk.Common\VersionInfo.gen.cs"' />
diff --git a/src/MainSlnCommon.props b/src/MainSlnCommon.props
index f54e1b6dea..af47f01b70 100644
--- a/src/MainSlnCommon.props
+++ b/src/MainSlnCommon.props
@@ -5,7 +5,7 @@
 		<CodeAnalysisRuleSet>$(ProjectDir)../../Common.ruleset</CodeAnalysisRuleSet>
 		<DocumentationFile>$(ProjectDir)bin/doc_comments.xml</DocumentationFile>
 		<MSBuildWarningsAsMessages>NU1702</MSBuildWarningsAsMessages>
-		<NoWarn>CS1573;CS1591;NU1701</NoWarn>
+		<NoWarn>CS1573;CS1591</NoWarn>
 		<OutputPath>$(ProjectDir)../../output/dll</OutputPath>
 	</PropertyGroup>
 	<ItemGroup>