diff --git a/Source/UI/SelectPackageItemBox/SelectPackageItemBox.h b/Source/UI/SelectPackageItemBox/SelectPackageItemBox.h
index c91e5ec2..bd2cf4ac 100644
--- a/Source/UI/SelectPackageItemBox/SelectPackageItemBox.h
+++ b/Source/UI/SelectPackageItemBox/SelectPackageItemBox.h
@@ -45,7 +45,7 @@ public:
 
 class CUISelectPackageItemBox : public CUIFrameWnd {
 public:
-  CUISelectPackageItemBox();
+  __declspec(noinline) CUISelectPackageItemBox();
   void Slot15(int width, int height) override;
   void Slot16() override;
   virtual void Slot53();