diff --git a/Source/Core/BuilderMono.csproj b/Source/Core/BuilderMono.csproj
index 980fed4b..2419a7b0 100644
--- a/Source/Core/BuilderMono.csproj
+++ b/Source/Core/BuilderMono.csproj
@@ -304,6 +304,8 @@
     <Compile Include="Rendering\Vector4.cs" />
     <Compile Include="Rendering\VertexBuffer.cs" />
     <Compile Include="Rendering\VisualSlopeHandle.cs" />
+    <Compile Include="SRB2\LuaMobjStructure.cs" />
+    <Compile Include="SRB2\LuaParser.cs" />
     <Compile Include="VisualModes\VisualSlope.cs" />
     <Compile Include="Windows\ILinedefEditForm.cs" />
     <Compile Include="Windows\ISectorEditForm.cs" />

- Add tooltips to some thing/line arguments
- Pushable things now have a unique color (brown)
- Changed some other thing colors

Visual Mode: fixed an issue where trying to apply a rotation to things that were not seen yet would cause a crash

- Rename some linedef actions and arguments
- Reorganize thing types, increase color use
- Organize common config