diff --git a/framework/src/Volo.Abp.BackgroundJobs/Volo/Abp/BackgroundJobs/InMemoryBackgroundJobStore.cs b/framework/src/Volo.Abp.BackgroundJobs/Volo/Abp/BackgroundJobs/InMemoryBackgroundJobStore.cs
index 9e7071c89a..726d65d513 100644
--- a/framework/src/Volo.Abp.BackgroundJobs/Volo/Abp/BackgroundJobs/InMemoryBackgroundJobStore.cs
+++ b/framework/src/Volo.Abp.BackgroundJobs/Volo/Abp/BackgroundJobs/InMemoryBackgroundJobStore.cs
@@ -32,7 +32,7 @@ public class InMemoryBackgroundJobStore : IBackgroundJobStore, ISingletonDepende
     {
         _jobs[jobInfo.Id] = jobInfo;
 
-        return Task.FromResult(0);
+        return Task.CompletedTask;
     }
 
     public virtual Task<List<BackgroundJobInfo>> GetWaitingJobsAsync(int maxResultCount)
@@ -53,7 +53,7 @@ public class InMemoryBackgroundJobStore : IBackgroundJobStore, ISingletonDepende
     {
         _jobs.TryRemove(jobId, out _);
 
-        return Task.FromResult(0);
+        return Task.CompletedTask;
     }
 
     public virtual Task UpdateAsync(BackgroundJobInfo jobInfo)
@@ -63,6 +63,6 @@ public class InMemoryBackgroundJobStore : IBackgroundJobStore, ISingletonDepende
             return DeleteAsync(jobInfo.Id);
         }
 
-        return Task.FromResult(0);
+        return Task.CompletedTask;
     }
 }