diff --git a/Raylib-cs/Raylib-cs.csproj b/Raylib-cs/Raylib-cs.csproj
index af1bf5f..a99824b 100644
--- a/Raylib-cs/Raylib-cs.csproj
+++ b/Raylib-cs/Raylib-cs.csproj
@@ -45,7 +45,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Compile Include="*.cs" />
+    <Compile Include="interop\*.cs" />
     <Compile Include="types\*.cs" />
     <Compile Include="types\native\CBool.cs" />
     <Compile Include="types\native\UTF8Buffer.cs" />