diff --git a/Service/Execute/Step/SwapDoneState.cs b/Service/Execute/Step/SwapDoneState.cs
index 12a9c30..2575186 100644
--- a/Service/Execute/Step/SwapDoneState.cs
+++ b/Service/Execute/Step/SwapDoneState.cs
@@ -225,7 +225,7 @@ public class SwapDoneState : IState
                         {
                             var SoundClient = AppInfo.Container.Resolve<SoundClient>();
                             SoundClient.SoundPlay(SoundEnum.music77);
-                            Thread.Sleep(3000);
+                            Thread.Sleep(4000);
                             SoundClient.SoundPlay(SoundEnum.music76);
                             Thread.Sleep(3000);
                             _CommonMgr.InsertStep(InfoEnum.BusinessSwappingStep.VelLockFlag,