diff --git a/Source/UI/Chat/UISubChatMiniWnd.h b/Source/UI/Chat/UISubChatMiniWnd.h
index c408c2fc..24afe468 100644
--- a/Source/UI/Chat/UISubChatMiniWnd.h
+++ b/Source/UI/Chat/UISubChatMiniWnd.h
@@ -5,6 +5,7 @@
 
 class UISubChatMiniWnd : public UIFrameWnd {
 public:
+  void Slot15(int width, int height) override;
   int SendMsg(UIWindow* sender, int message, std::intptr_t a, std::intptr_t b, std::intptr_t c, std::intptr_t d) override;
 
 private:
diff --git a/Source/UI/Shortcuts/UIShortCutWnd.cpp b/Source/UI/Shortcuts/UIShortCutWnd.cpp
index 8806721a..a47a9b42 100644
--- a/Source/UI/Shortcuts/UIShortCutWnd.cpp
+++ b/Source/UI/Shortcuts/UIShortCutWnd.cpp
@@ -506,6 +506,12 @@ void UIMemorialDunWnd::Move(int x, int y) {
   }
 }
 
+// OFFSET: 0x0092AFE0
+// FUNCTION: fn_12656
+void UISubChatMiniWnd::Slot15(int, int) {
+  this->Resize(this->m_rowHeight * this->unknown_00B4, this->m_offsetY);
+}
+
 // OFFSET: 0x0093CA50
 // FUNCTION: fn_12762
 int UISubChatMiniWnd::SendMsg(UIWindow* sender, int message, std::intptr_t a, std::intptr_t b, std::intptr_t c, std::intptr_t d) {