diff --git a/SHADE_Engine/src/Graphics/Windowing/SHWindow.cpp b/SHADE_Engine/src/Graphics/Windowing/SHWindow.cpp
index 957ffc34..4d8dae72 100644
--- a/SHADE_Engine/src/Graphics/Windowing/SHWindow.cpp
+++ b/SHADE_Engine/src/Graphics/Windowing/SHWindow.cpp
@@ -1,6 +1,8 @@
 #include "SHPch.h"
 #include "SHWindowMap.h"
 #include "SHWindow.h"
+#include "ECS_Base/Managers/SHSystemManager.h"
+#include "Input/SHInputManagerSystem.h"
 
 
 namespace SHADE
@@ -339,6 +341,14 @@ namespace SHADE
       OnPosChange(reinterpret_cast<LPWINDOWPOS>(lparam));
       break;
     }
+    case WM_MOUSEWHEEL:
+    {
+      if (auto im = SHSystemManager::GetSystem<SHInputManagerSystem>())
+      {
+        im->PollWheelVerticalDelta(wparam);
+      }
+      break;
+    }
     default:
       return ::DefWindowProc(hwnd, msg, wparam, lparam);
     }
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"