diff --git a/SHADE_Engine/src/Input/SHInputManagerSystem.h b/SHADE_Engine/src/Input/SHInputManagerSystem.h
index 77d8f8fd..eb40b240 100644
--- a/SHADE_Engine/src/Input/SHInputManagerSystem.h
+++ b/SHADE_Engine/src/Input/SHInputManagerSystem.h
@@ -12,6 +12,7 @@
 #pragma once
 //#include <Xinput.h>
 //#include "../../SHADE_Managed/src/SHpch.h"
+#include "SH_API.h"
 #include "ECS_Base/System/SHSystem.h"
 #include "ECS_Base/System/SHFixedSystemRoutine.h"