diff --git a/spine-csharp/spine-csharp_xna.csproj b/spine-csharp/spine-csharp_xna.csproj
index df66b3e9e..95588324a 100644
--- a/spine-csharp/spine-csharp_xna.csproj
+++ b/spine-csharp/spine-csharp_xna.csproj
@@ -110,6 +110,7 @@
     <Compile Include="src\IkConstraintData.cs" />
     <Compile Include="src\Event.cs" />
     <Compile Include="src\EventData.cs" />
+    <Compile Include="src\ExposedList.cs" />
     <Compile Include="src\Json.cs" />
     <Compile Include="src\Skeleton.cs" />
     <Compile Include="src\SkeletonBinary.cs" />
@@ -136,4 +137,4 @@
       <Target Name="AfterBuild">
       </Target>
     -->
-</Project>
\ No newline at end of file
+</Project>