diff --git a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/ActivationCodeService.cs b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/ActivationCodeService.cs
index 009af46e..799e8764 100644
--- a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/ActivationCodeService.cs
+++ b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/ActivationCodeService.cs
@@ -1,3 +1,4 @@
+using Medallion.Threading;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
 using Volo.Abp;
@@ -19,7 +20,7 @@ public class ActivationCodeService : ApplicationService, IActivationCodeService
     private readonly ActivationCodeManager _activationCodeManager;
     private readonly IRechargeService _rechargeService;
     private readonly PremiumPackageManager _premiumPackageManager;
-
+    private IDistributedLockProvider DistributedLock => LazyServiceProvider.LazyGetRequiredService<IDistributedLockProvider>();
     public ActivationCodeService(
         ActivationCodeManager activationCodeManager,
         IRechargeService rechargeService,
@@ -68,6 +69,10 @@ public class ActivationCodeService : ApplicationService, IActivationCodeService
     [HttpPost("activationCode/Redeem")]
     public async Task<ActivationCodeRedeemOutput> RedeemAsync(ActivationCodeRedeemInput input)
     {
+        //自旋等待，防抖
+        await using var handle =
+            await DistributedLock.AcquireLockAsync($"Yi:AiHub:ActivationCodeLock:{input.Code}");
+        
         var userId = CurrentUser.GetId();
         var redeemContext = await _activationCodeManager.RedeemAsync(userId, input.Code);
         var goodsType = redeemContext.ActivationCode.GoodsType;
diff --git a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/Activities/DailyTaskService.cs b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/Activities/DailyTaskService.cs
index 6bf90d36..013a82f4 100644
--- a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/Activities/DailyTaskService.cs
+++ b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/Activities/DailyTaskService.cs
@@ -1,3 +1,4 @@
+using Medallion.Threading;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.Extensions.Logging;
 using SqlSugar;
@@ -23,7 +24,7 @@ public class DailyTaskService : ApplicationService
     private readonly ISqlSugarRepository<MessageAggregateRoot> _messageRepository;
     private readonly ISqlSugarRepository<PremiumPackageAggregateRoot> _premiumPackageRepository;
     private readonly ILogger<DailyTaskService> _logger;
-
+    private IDistributedLockProvider DistributedLock => LazyServiceProvider.LazyGetRequiredService<IDistributedLockProvider>();
     // 任务配置
     private readonly Dictionary<int, (long RequiredTokens, long RewardTokens, string Name, string Description)>
         _taskConfigs = new()
@@ -113,6 +114,11 @@ public class DailyTaskService : ApplicationService
     public async Task ClaimTaskRewardAsync(ClaimTaskRewardInput input)
     {
         var userId = CurrentUser.GetId();
+        //自旋等待，防抖
+        await using var handle =
+            await DistributedLock.AcquireLockAsync($"Yi:AiHub:ClaimTaskRewardLock:{userId}");
+        
+        
         var today = DateTime.Today;
 
         // 1. 验证任务等级