diff --git a/src/buybinds.cfg b/src/buybinds.cfg
index 8bd9522..1354bfb 100644
--- a/src/buybinds.cfg
+++ b/src/buybinds.cfg
@@ -24,7 +24,7 @@ alias "buy_f3_basic" "buy tec9; buy fiveseven; buy vest; buy smokegrenade; buy f
 bind "F3" "buy_f3_basic"
 
 // F4: 全部退款
-alias "buy_f4_basic" "sell"
+alias "buy_f4_basic" "sellbackall"
 bind "F4" "buy_f4_basic"
 
 // F5: AWP + 手枪 + 烟闪
@@ -60,7 +60,7 @@ alias "buy_f3_enhanced" "buy tec9; buy fiveseven; buy vest; buy smokegrenade; bu
 bind "ctrl+F3" "buy_f3_enhanced"
 
 // Ctrl+F4: 全部退款 (同基础版)
-alias "buy_f4_enhanced" "sell"
+alias "buy_f4_enhanced" "sellbackall"
 bind "ctrl+F4" "buy_f4_enhanced"
 
 // Ctrl+F5: AWP + 手枪 + 烟闪 (同基础版)