diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/INESPPUViewable.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/INESPPUViewable.cs
index 54b16f93b9..c3d41a30e3 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/INESPPUViewable.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/INESPPUViewable.cs
@@ -9,7 +9,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
 	/// <summary>
 	/// supports the PPU and NT viewers.  do not modify any returned arrays!
 	/// </summary>
-	public interface INESPPUViewable
+	public interface INESPPUViewable : IEmulatorService
 	{
 		/// <summary>
 		/// get the 512 color overall palette in use