diff --git a/src/app/module/chat/domain/use-case/room/room-bold-sync-use-case.service.ts b/src/app/module/chat/domain/use-case/room/room-bold-sync-use-case.service.ts
index 5a220f3b2..30f61ae1d 100644
--- a/src/app/module/chat/domain/use-case/room/room-bold-sync-use-case.service.ts
+++ b/src/app/module/chat/domain/use-case/room/room-bold-sync-use-case.service.ts
@@ -80,14 +80,15 @@ export class RoomBoldSyncUseCaseService {
   @XTracerAsync({name:'RoomBoldSyncUseCaseService/onInsertToDB', module:'chat',  bugPrint: true})
   private onInsertToDB(tracing?: TracingType) {
 
+    let delay = 2000
     this.messageLocalRepository.onCreateObservable().pipe(
       filter(e => e?.origin == 'history'),
-      filter(e => e.sender.wxUserId != SessionStore.user.UserId)
+      filter(e => e.sender.wxUserId != SessionStore.user.UserId),
     ).subscribe(async (newMessage)=> {
-      const haveSeen  = MessageEntity.haveSeen(newMessage.info)
-      if(!haveSeen) {
-        setTimeout(async ()=> {
 
+      setTimeout(async ()=> {
+        const haveSeen  = MessageEntity.haveSeen(newMessage.info)
+        if(!haveSeen) {
           await this.boldLocalRepository.open()
           const result = await this.boldLocalRepository.findOne({roomId: newMessage.roomId})
 
@@ -98,8 +99,10 @@ export class RoomBoldSyncUseCaseService {
           } else {
             tracing.hasError("failed to set bold",{})
           }
-        }, 2000)
-      }
+        }
+
+      }, delay);
+      delay = 0
     })
   }
 }