diff --git a/Source/UI/Lists/UIDropDownBox.cpp b/Source/UI/Lists/UIDropDownBox.cpp
index 1c0f59241..49a63fb8b 100644
--- a/Source/UI/Lists/UIDropDownBox.cpp
+++ b/Source/UI/Lists/UIDropDownBox.cpp
@@ -87,15 +87,3 @@ void UIWindowMgr::ShowDropDown(UIWindow* owner, UIWindow* child, int x, int y) {
   popup->Show(1);
 }
 
-// OFFSET: 0x00A8C750
-// FUNCTION: fn_17133
-bool UIWindowMgr::CloseDropDown() {
-  CUIDropDownBox* popup = static_cast<CUIDropDownBox*>(this->dropDownBoxWnd);
-  if (!popup || popup->geometry.visible == 0) {
-    return false;
-  }
-
-  popup->Detach();
-  popup->Show(0);
-  return true;
-}
diff --git a/Source/UI/Window/UIWindowMgr.cpp b/Source/UI/Window/UIWindowMgr.cpp
index 903d7c34b..bfc55ecf0 100644
--- a/Source/UI/Window/UIWindowMgr.cpp
+++ b/Source/UI/Window/UIWindowMgr.cpp
@@ -2153,6 +2153,18 @@ void UIWindowMgr::CloseMiniPartyWindow(int id) {
   RefreshPartyWindows(&g_session);
 }
 
+// OFFSET: 0x00A8C750
+// FUNCTION: fn_17133
+bool UIWindowMgr::CloseDropDown() {
+  if (!this->dropDownBoxWnd || this->dropDownBoxWnd->geometry.visible == 0) {
+    return false;
+  }
+
+  static_cast<CUIDropDownBox*>(this->dropDownBoxWnd)->Detach();
+  this->dropDownBoxWnd->Show(0);
+  return true;
+}
+
 // OFFSET: 0x00A8CA20
 // FUNCTION: fn_17139
 bool UIWindowMgr::ProcessEnterKey() {