diff --git a/framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerManager.cs b/framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerManager.cs
index 162b2fa472..acd47598bc 100644
--- a/framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerManager.cs
+++ b/framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerManager.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Reflection;
 using System.Threading;
 using System.Threading.Tasks;
@@ -32,7 +32,7 @@ public class HangfireBackgroundWorkerManager : IBackgroundWorkerManager, ISingle
             }
             else
             {
-                RecurringJob.AddOrUpdate(hangfireBackgroundWorker.RecurringJobId, () => hangfireBackgroundWorker.DoWorkAsync(),
+                RecurringJob.AddOrUpdate(hangfireBackgroundWorker.RecurringJobId,() => hangfireBackgroundWorker.DoWorkAsync(),
                     hangfireBackgroundWorker.CronExpression);
             }
         }
@@ -42,7 +42,7 @@ public class HangfireBackgroundWorkerManager : IBackgroundWorkerManager, ISingle
 
             if (worker is AsyncPeriodicBackgroundWorkerBase or PeriodicBackgroundWorkerBase)
             {
-                var timer = (AbpTimer)worker.GetType()
+                var timer = (AbpAsyncTimer) worker.GetType()
                     .GetProperty("Timer", BindingFlags.Instance | BindingFlags.NonPublic)?.GetValue(worker);
                 period = timer?.Period;
             }