diff --git a/Standalone/Steamworks.NET.csproj b/Standalone/Steamworks.NET.csproj
index d3bd9c00..f30b14c1 100644
--- a/Standalone/Steamworks.NET.csproj
+++ b/Standalone/Steamworks.NET.csproj
@@ -124,12 +124,12 @@
Steamworks.NET\InteropHelp.cs
+
+ Steamworks.NET\Packsize.cs
+
Steamworks.NET\Steam.cs
-
- Steamworks.NET\StructPack.cs
-
Steamworks.NET\types\SteamClientPublic\CGameID.cs