diff --git a/Source/Core/Core/Src/SConscript b/Source/Core/Core/Src/SConscript
index 96ba831f41..cff24901fe 100644
--- a/Source/Core/Core/Src/SConscript
+++ b/Source/Core/Core/Src/SConscript
@@ -48,6 +48,7 @@ files = ["Console.cpp",
          "HW/MemoryInterface.cpp",
          "HW/PeripheralInterface.cpp",
          "HW/PixelEngine.cpp",
+         "HW/SI.cpp",
          "HW/SI_Device.cpp",
          "HW/SI_DeviceGBA.cpp",
          "HW/SI_DeviceGCController.cpp",