diff --git a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/UsageStatisticsService.cs b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/UsageStatisticsService.cs
index fcb9cbd1..b96950bf 100644
--- a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/UsageStatisticsService.cs
+++ b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/UsageStatisticsService.cs
@@ -45,7 +45,7 @@ public class UsageStatisticsService : ApplicationService, IUsageStatisticsServic
             .Select(g => new
             {
                 Date = g.CreationTime.Date,
-                Tokens = SqlFunc.AggregateCount(g.TokenUsage.TotalTokenCount)
+                Tokens = SqlFunc.AggregateSum(g.TokenUsage.TotalTokenCount)
             })
             .ToListAsync();