diff --git a/src/BizHawk.BizInvoke/BizHawk.BizInvoke.csproj b/src/BizHawk.BizInvoke/BizHawk.BizInvoke.csproj
index 27cd26dcd0..deaa1bcf52 100644
--- a/src/BizHawk.BizInvoke/BizHawk.BizInvoke.csproj
+++ b/src/BizHawk.BizInvoke/BizHawk.BizInvoke.csproj
@@ -5,7 +5,7 @@
 		<TargetFramework>net48</TargetFramework>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="All" />
+		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="all" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Common/BizHawk.Common.csproj" />
 		<Compile Include="$(ProjectDir)../Version/svnrev.cs" />
 		<Compile Include="$(ProjectDir)../Version/VersionInfo.cs" />
diff --git a/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj b/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj
index f27556ed7e..2499d09dc6 100644
--- a/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj
+++ b/src/BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj
@@ -5,9 +5,9 @@
 		<TargetFrameworks>netstandard2.0;netcoreapp3.1</TargetFrameworks>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="Microsoft.CSharp" Version="4.7.0" PrivateAssets="All" />
-		<PackageReference Include="System.Drawing.Common" Version="4.7.0" PrivateAssets="All" />
-		<PackageReference Include="OpenTK" Version="3.0.1" PrivateAssets="All" />
+		<PackageReference Include="Microsoft.CSharp" Version="4.7.0" /><!-- for (extra?) dynamic type support -->
+		<PackageReference Include="System.Drawing.Common" Version="4.7.0" />
+		<PackageReference Include="OpenTK" Version="3.0.1" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Common/BizHawk.Common.csproj" />
 		<Compile Include="$(ProjectDir)../Version/svnrev.cs" />
 		<Compile Include="$(ProjectDir)../Version/VersionInfo.cs" />
diff --git a/src/BizHawk.Client.Common/BizHawk.Client.Common.csproj b/src/BizHawk.Client.Common/BizHawk.Client.Common.csproj
index 4fa5d69997..acdd50f444 100644
--- a/src/BizHawk.Client.Common/BizHawk.Client.Common.csproj
+++ b/src/BizHawk.Client.Common/BizHawk.Client.Common.csproj
@@ -5,17 +5,14 @@
 		<TargetFramework>netstandard2.0</TargetFramework><!-- some NuGet packages aren't for Standard, and are only loaded at runtime because EmuHawk is still Framework. More work will be required to move to Core. -->
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="Microsoft.CSharp" Version="4.7.0" PrivateAssets="All" /><!-- for (extra?) dynamic type support -->
 		<Reference Include="System.Data.SQLite, Version=1.0.105.2, Culture=neutral, PublicKeyToken=db937bc2d44ff139, processorArchitecture=AMD64"
 			SpecificVersion="False"
 			HintPath="$(ProjectDir)../../References/x64/SQLite/System.Data.SQLite.dll" />
-		<PackageReference Include="System.Drawing.Common" Version="4.7.0" PrivateAssets="All" />
-		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" PrivateAssets="All" />
 		<Reference Include="NLua"
 			HintPath="$(ProjectDir)../../output/dll/nlua/NLua.dll"
 			Private="False" />
-		<PackageReference Include="SharpCompress" Version="0.24.0" PrivateAssets="All" />
-		<PackageReference Include="SharpZipLib" Version="1.1.0" PrivateAssets="All" />
+		<PackageReference Include="SharpCompress" Version="0.24.0" />
+		<PackageReference Include="SharpZipLib" Version="1.1.0" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Bizware.BizwareGL/BizHawk.Bizware.BizwareGL.csproj" />
 		<Compile Include="$(ProjectDir)../Version/svnrev.cs" />
diff --git a/src/BizHawk.Client.EmuHawk/BizHawk.Client.EmuHawk.csproj b/src/BizHawk.Client.EmuHawk/BizHawk.Client.EmuHawk.csproj
index 7852d22422..b76f3cac65 100755
--- a/src/BizHawk.Client.EmuHawk/BizHawk.Client.EmuHawk.csproj
+++ b/src/BizHawk.Client.EmuHawk/BizHawk.Client.EmuHawk.csproj
@@ -80,24 +80,17 @@
 	</ItemGroup>
 -->
 	<ItemGroup>
-		<PackageReference Include="Microsoft.CSharp" Version="4.7.0" PrivateAssets="All" /><!-- for (extra?) dynamic type support -->
 		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="all" />
 		<Reference Include="Microsoft.VisualBasic" />
 		<Reference Include="System.DirectoryServices" />
-		<PackageReference Include="System.Drawing.Common" Version="4.7.0" PrivateAssets="all" />
 		<Reference Include="System.Net.Http" />
 		<Reference Include="System.Windows.Forms" />
 	</ItemGroup>
 	<ItemGroup>
 		<Reference Include="GongShell" HintPath="$(ProjectDir)../../References/GongShell.dll" Private="true" />
-		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" PrivateAssets="all" />
 		<Reference Include="NLua, Version=1.3.2.0, Culture=neutral, processorArchitecture=MSIL" HintPath="$(ProjectDir)../../output/dll/nlua/NLua.dll" Private="true" SpecificVersion="false" />
-		<PackageReference Include="OpenTK" Version="3.0.1" PrivateAssets="all" />
 		<PackageReference Include="OpenTK.GLControl" Version="3.0.1" PrivateAssets="all" />
-		<PackageReference Include="SharpCompress" Version="0.24.0" PrivateAssets="all" />
-		<PackageReference Include="SharpZipLib" Version="1.1.0" PrivateAssets="all" />
 		<Reference Include="SlimDX" HintPath="$(ProjectDir)../../References/x64/SlimDX.dll" Private="true" />
-		<Reference Include="System.ComponentModel.Annotations, Version=4.2.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" HintPath="$(ProjectDir)../../References/System.ComponentModel.Annotations.dll" Private="true" />
 	</ItemGroup>
 	<ItemGroup>
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Client.Common/BizHawk.Client.Common.csproj" />
diff --git a/src/BizHawk.Common/BizHawk.Common.csproj b/src/BizHawk.Common/BizHawk.Common.csproj
index 28c241f25e..ae80b4be0f 100644
--- a/src/BizHawk.Common/BizHawk.Common.csproj
+++ b/src/BizHawk.Common/BizHawk.Common.csproj
@@ -7,7 +7,7 @@
 	</PropertyGroup>
 	<ItemGroup>
 		<PackageReference Include="System.ComponentModel.Annotations" Version="4.7.0" />
-		<PackageReference Include="System.Reflection.Emit.Lightweight" Version="4.7.0" PrivateAssets="All" />
+		<PackageReference Include="System.Reflection.Emit.Lightweight" Version="4.7.0" PrivateAssets="all" />
 		<PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8"
 			Condition=" '$(MachineRunAnalyzersDuringBuild)' != '' " />
 		<PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.164"
diff --git a/src/BizHawk.Emulation.Common/BizHawk.Emulation.Common.csproj b/src/BizHawk.Emulation.Common/BizHawk.Emulation.Common.csproj
index df3e9155a6..f160563f7e 100644
--- a/src/BizHawk.Emulation.Common/BizHawk.Emulation.Common.csproj
+++ b/src/BizHawk.Emulation.Common/BizHawk.Emulation.Common.csproj
@@ -5,7 +5,7 @@
 		<TargetFrameworks>netstandard2.0;netcoreapp3.1</TargetFrameworks>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" PrivateAssets="All" />
+		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Common/BizHawk.Common.csproj" />
 		<Compile Include="$(ProjectDir)../Version/svnrev.cs" />
 		<Compile Include="$(ProjectDir)../Version/VersionInfo.cs" />
diff --git a/src/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj b/src/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
index b57b93d404..38a3c4a693 100644
--- a/src/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
+++ b/src/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
@@ -5,10 +5,7 @@
 		<TargetFrameworks>netstandard2.0;netcoreapp3.1</TargetFrameworks>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="ELFSharp" Version="2.10.0" />
-		<PackageReference Include="System.ComponentModel.Annotations" Version="4.7.0" PrivateAssets="All" />
-		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" PrivateAssets="All" />
-		<PackageReference Include="OpenTK" Version="3.0.1" PrivateAssets="All" />
+		<PackageReference Include="ELFSharp" Version="2.10.0" PrivateAssets="all" />
 		<Reference Include="Virtu" HintPath="$(ProjectDir)../../References/Virtu.dll" Private="true" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.BizInvoke/BizHawk.BizInvoke.csproj" />
 		<ProjectReference Include="$(ProjectDir)../BizHawk.Emulation.Common/BizHawk.Emulation.Common.csproj" />
diff --git a/src/BizHawk.Tests/BizHawk.Tests.csproj b/src/BizHawk.Tests/BizHawk.Tests.csproj
index 2dfffa6db8..cfad65c013 100644
--- a/src/BizHawk.Tests/BizHawk.Tests.csproj
+++ b/src/BizHawk.Tests/BizHawk.Tests.csproj
@@ -7,14 +7,10 @@
 		<TargetFramework>netcoreapp3.1</TargetFramework>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="all" />
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" PrivateAssets="all" />
 		<PackageReference Include="MSTest.TestAdapter" Version="2.1.1" PrivateAssets="all" />
 		<PackageReference Include="MSTest.TestFramework" Version="2.1.1" PrivateAssets="all" />
 		<PackageReference Include="JunitXml.TestLogger" Version="2.1.32" PrivateAssets="all" />
-	</ItemGroup>
-	<ItemGroup>
-	  <ProjectReference Include="..\BizHawk.Client.Common\BizHawk.Client.Common.csproj" />
-	  <ProjectReference Include="..\BizHawk.Common\BizHawk.Common.csproj" />
+		<ProjectReference Include="$(ProjectDir)../BizHawk.Client.Common/BizHawk.Client.Common.csproj" />
 	</ItemGroup>
 </Project>
diff --git a/src/BizHawk.WinForms.Controls/BizHawk.WinForms.Controls.csproj b/src/BizHawk.WinForms.Controls/BizHawk.WinForms.Controls.csproj
index ee90bcf271..a6bee255f7 100644
--- a/src/BizHawk.WinForms.Controls/BizHawk.WinForms.Controls.csproj
+++ b/src/BizHawk.WinForms.Controls/BizHawk.WinForms.Controls.csproj
@@ -5,7 +5,7 @@
 		<TargetFramework>net48</TargetFramework>
 	</PropertyGroup>
 	<ItemGroup>
-		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="All" />
+		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="all" />
 		<Reference Include="System.Windows.Forms" />
 		<Compile Include="$(ProjectDir)../Version/svnrev.cs" />
 		<Compile Include="$(ProjectDir)../Version/VersionInfo.cs" />