diff --git a/Source/Client/Mode/GameModePackets.cpp b/Source/Client/Mode/GameModePackets.cpp
index 5b692281..7fba57bc 100644
--- a/Source/Client/Mode/GameModePackets.cpp
+++ b/Source/Client/Mode/GameModePackets.cpp
@@ -1882,7 +1882,7 @@ void __stdcall sub_D08110(int field8, int itemIdWord, int quantityWord, int fiel
   } else if (g_vendingOpenResultWindow != nullptr) {
     g_vendingOpenResultWindow->SendMsg(nullptr, 0x17, 0, 0, 0, 0);
   }
-  if (g_vendingOpenResultWindow != nullptr && g_vendingSaleAlarm) {
+  if (g_vendingOpenResultWindow != nullptr && g_session.m_muteSellSound) {
     g_soundMgr->PlayWave("effect\\ef_steal.wav", 0.0f, 0.0f, 0.0f, 250, 40, 1.0f, 0);
   }
 }
@@ -1903,7 +1903,7 @@ void __declspec(noinline) __stdcall sub_D08670(int field14, int itemId, int quan
   if (g_saleResultWindow != nullptr) {
     g_saleResultWindow->SendMsg(nullptr, 0x77, fieldC, 0, 0, 0);
     g_saleResultWindow->SendMsg(nullptr, 0x17, 0, 0, 0, 0);
-    if (g_vendingSaleAlarm) {
+    if (g_session.m_muteSellSound) {
       g_soundMgr->PlayWave("effect\\ef_steal.wav", 0.0f, 0.0f, 0.0f, 250, 40, 1.0f, 0);
     }
     if (g_session.GetList9Size() == 0) {
diff --git a/Source/UI/Edit/UIEditCtrl.cpp b/Source/UI/Edit/UIEditCtrl.cpp
index 3760f5eb..e46ac9e9 100644
--- a/Source/UI/Edit/UIEditCtrl.cpp
+++ b/Source/UI/Edit/UIEditCtrl.cpp
@@ -109,8 +109,6 @@
 #include "UI/Rodex/UIRodexComposeWnd.h"
 #include "UI/UIBartermarketWnd.h"
 #include "UI/Edit/UIEditPaint.inl"
-// GLOBAL: gl_24862
-bool g_vendingSaleAlarm;
 
 // GLOBAL: gl_24653
 int g_skillTooltipActive;
@@ -3628,7 +3626,7 @@ void UIMerchantItemMyShopWnd::OpenShop() {
     this->AddChild(this->actionButton);
   }
 
-  g_vendingSaleAlarm = false;
+  g_session.m_muteSellSound = false;
   this->saleAlarm->Show(0);
 
   const int previousHeight = this->unknown_011C;
@@ -6823,7 +6821,7 @@ void UIMerchantItemMyShopWnd::Slot15(int width, int height) {
   this->saleAlarm->SetImages("유저인터페이스\\checkbox_1.bmp", "유저인터페이스\\checkbox_0.bmp", LookupMessage(this->unknown_0100 ? 2698 : 2642));
   this->saleAlarm->FitToText();
   this->saleAlarm->Move(12, this->unknown_0100 ? this->geometry.height - 12 : this->geometry.height - 18);
-  this->saleAlarm->SetChecked(g_vendingSaleAlarm);
+  this->saleAlarm->SetChecked(g_session.m_muteSellSound);
   this->AddChild(this->saleAlarm);
 
   const std::string prefix("유저인터페이스\\");
diff --git a/Source/UI/Shop/UIMerchantItemMyShopWnd.h b/Source/UI/Shop/UIMerchantItemMyShopWnd.h
index 003cb76d..7aedb57c 100644
--- a/Source/UI/Shop/UIMerchantItemMyShopWnd.h
+++ b/Source/UI/Shop/UIMerchantItemMyShopWnd.h
@@ -11,8 +11,6 @@ class UIBasicButton;
 class UICheckBox;
 class UIStaticText;
 
-extern bool g_vendingSaleAlarm;
-
 class UIMerchantItemMyShopWnd : public UIItemBaseWnd {
 public:
   UIMerchantItemMyShopWnd(int value);