diff --git a/Facepunch.Steamworks/Client/ServerQuery.cs b/Facepunch.Steamworks/Client/ServerQuery.cs
index ba4ac12..159d757 100644
--- a/Facepunch.Steamworks/Client/ServerQuery.cs
+++ b/Facepunch.Steamworks/Client/ServerQuery.cs
@@ -5,6 +5,8 @@ using System.Net;
 using System.Net.Sockets;
 using System.IO;
 
+#if !NETCORE
+
 internal class SourceServerQuery :IDisposable
 {
     public class PlayersResponse
@@ -506,4 +508,6 @@ internal class SourceServerQuery :IDisposable
 
         return output;
     }
-}
\ No newline at end of file
+}
+
+#endif
\ No newline at end of file
diff --git a/Facepunch.Steamworks/Facepunch.Steamworks.NetCore.csproj b/Facepunch.Steamworks/Facepunch.Steamworks.NetCore.csproj
index 32cd464..998525d 100644
--- a/Facepunch.Steamworks/Facepunch.Steamworks.NetCore.csproj
+++ b/Facepunch.Steamworks/Facepunch.Steamworks.NetCore.csproj
@@ -9,6 +9,8 @@
     <NetStandardImplicitPackageVersion>1.6.0</NetStandardImplicitPackageVersion>
     <PackageTargetFallback>$(PackageTargetFallback);dnxcore50</PackageTargetFallback>
     <RootNamespace>Facepunch.Steamworks</RootNamespace>
+    <Description />
+    <GeneratePackageOnBuild>False</GeneratePackageOnBuild>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -21,4 +23,8 @@
     <NoWarn>1701;1702;1705;618;1591</NoWarn>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="System.Threading.Thread" Version="4.3.0" />
+  </ItemGroup>
+
 </Project>
diff --git a/Facepunch.Steamworks/Properties/AssemblyInfo.cs b/Facepunch.Steamworks/Properties/AssemblyInfo.cs
index dda37e5..eba09bd 100644
--- a/Facepunch.Steamworks/Properties/AssemblyInfo.cs
+++ b/Facepunch.Steamworks/Properties/AssemblyInfo.cs
@@ -2,6 +2,8 @@
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
+#if !NETCORE
+
 // General Information about an assembly is controlled through the following 
 // set of attributes. Change these attribute values to modify the information
 // associated with an assembly.
@@ -34,3 +36,5 @@ using System.Runtime.InteropServices;
 // [assembly: AssemblyVersion("1.0.*")]
 [assembly: AssemblyVersion( "1.2.0.0" )]
 [assembly: AssemblyFileVersion("1.2.0.0")]
+
+#endif
\ No newline at end of file
diff --git a/Facepunch.Steamworks/SteamNative/SteamNative.Platform.cs b/Facepunch.Steamworks/SteamNative/SteamNative.Platform.cs
index f57b275..81465af 100644
--- a/Facepunch.Steamworks/SteamNative/SteamNative.Platform.cs
+++ b/Facepunch.Steamworks/SteamNative/SteamNative.Platform.cs
@@ -37,6 +37,7 @@ namespace SteamNative
                 {
                     _os = Facepunch.Steamworks.OperatingSystem.Windows;
 
+#if !NETCORE
                     //
                     // These checks aren't so accurate on older versions of mono
                     //
@@ -48,6 +49,7 @@ namespace SteamNative
                     //
                     if ( Environment.OSVersion.VersionString.ToLower().Contains( "unix" ) ) _os = Facepunch.Steamworks.OperatingSystem.Linux;
                     if ( Environment.OSVersion.VersionString.ToLower().Contains( "osx" ) ) _os = Facepunch.Steamworks.OperatingSystem.Osx;
+#endif
                 }
 
                 return _os;