diff --git a/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/MAMEKeyBinding.cs b/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/MAMEKeyBinding.cs
index 5f96bc69..2701e7ef 100644
--- a/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/MAMEKeyBinding.cs
+++ b/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/MAMEKeyBinding.cs
@@ -140,8 +140,8 @@ namespace AxibugEmuOnline.Client.Settings
         }
         public override void Bind(ScreenGamepad_D device, ControllerBinder controller)
         {
-            controller.SetBinding(UMAMEKSingleKey.INSERT_COIN, device.OPTION_1, 0);
-            controller.SetBinding(UMAMEKSingleKey.GAMESTART, device.OPTION_2, 0);
+            controller.SetBinding(UMAMEKSingleKey.GAMESTART, device.OPTION_1, 0);
+            controller.SetBinding(UMAMEKSingleKey.INSERT_COIN, device.OPTION_2, 0);
             controller.SetBinding(UMAMEKSingleKey.UP, device.UP, 0);
             controller.SetBinding(UMAMEKSingleKey.DOWN, device.DOWN, 0);
             controller.SetBinding(UMAMEKSingleKey.LEFT, device.LEFT, 0);
diff --git a/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/NesKeyBinding.cs b/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/NesKeyBinding.cs
index 6aff8044..a55407ef 100644
--- a/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/NesKeyBinding.cs
+++ b/AxibugEmuOnline.Client/Assets/Script/AppMain/Manager/AppSettings/KeyMapperSetting/NesKeyBinding.cs
@@ -112,8 +112,8 @@ namespace AxibugEmuOnline.Client.Settings
             controller.SetBinding(EnumButtonType.DOWN, device.DOWN, 0);
             controller.SetBinding(EnumButtonType.A, device.BTN_B, 0);
             controller.SetBinding(EnumButtonType.B, device.BTN_A, 0);
-            controller.SetBinding(EnumButtonType.SELECT, device.OPTION_1, 0);
-            controller.SetBinding(EnumButtonType.START, device.OPTION_2, 0);
+            controller.SetBinding(EnumButtonType.START, device.OPTION_1, 0);
+            controller.SetBinding(EnumButtonType.SELECT, device.OPTION_2, 0);
             controller.SetBinding(EnumButtonType.MIC, device.OPTION_3, 0);
 
             controller.SetBinding(EnumButtonType.LEFT, device.JOYSTICK.Left, 1);