diff --git a/app/src/main/java/io/legado/app/service/ExportBookService.kt b/app/src/main/java/io/legado/app/service/ExportBookService.kt
index c5d0c28c5..fb7b56f19 100644
--- a/app/src/main/java/io/legado/app/service/ExportBookService.kt
+++ b/app/src/main/java/io/legado/app/service/ExportBookService.kt
@@ -154,7 +154,7 @@ class ExportBookService : BaseService() {
                 servicePendingIntent<ExportBookService>(IntentAction.stop)
             )
         }
-        notificationManager.notify(AppConst.notificationIdExport, notification.build())
+        notificationManager.notify(AppConst.notificationIdExport + 100, notification.build())
     }
 
     private fun export() {