diff --git a/SpaceCadetPinball/gdrv.h b/SpaceCadetPinball/gdrv.h
index e0da784..18ceb81 100644
--- a/SpaceCadetPinball/gdrv.h
+++ b/SpaceCadetPinball/gdrv.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include "pch.h"
+
 enum class BitmapTypes : uint8_t
 {
 	None = 0,