diff --git a/Source/UI/Acceptance/UIChooseSellBuyWnd.cpp b/Source/UI/Acceptance/UIChooseSellBuyWnd.cpp
index fb8d1a8e..72d1e267 100644
--- a/Source/UI/Acceptance/UIChooseSellBuyWnd.cpp
+++ b/Source/UI/Acceptance/UIChooseSellBuyWnd.cpp
@@ -6843,6 +6843,12 @@ UIItemCompositionWnd::UIItemCompositionWnd(UIWindowContext& windows, UIFrameCont
     : UIItemIdentifyWnd(windows, frames), m_compositionPlacement(nullptr) {
 }
 
+// OFFSET: 0x008C90E0
+// FUNCTION: fn_11976
+UISpellListWnd::UISpellListWnd(UIWindowContext& windows, UIFrameContext& frames) : UIItemIdentifyWnd(windows, frames) {
+  this->unknown_00FC = 0;
+}
+
 // OFFSET: 0x008C8330
 // FUNCTION: fn_11952
 UIMakingArrowListWnd::UIMakingArrowListWnd(UIWindowContext& windows, UIFrameContext& frames)
diff --git a/Source/UI/Items/UISpellListWnd.h b/Source/UI/Items/UISpellListWnd.h
index f4e42e0f..b1662f26 100644
--- a/Source/UI/Items/UISpellListWnd.h
+++ b/Source/UI/Items/UISpellListWnd.h
@@ -10,8 +10,10 @@ struct UIButtonContext;
 
 class UISpellListWnd : public UIItemIdentifyWnd {
 public:
+  UISpellListWnd(UIWindowContext& windows, UIFrameContext& frames);
   ~UISpellListWnd() override;
   /* 00F0 */ std::vector<std::uint32_t> m_skills;
+  /* 00FC */ std::int16_t unknown_00FC;
 
   void Paint() override;