diff --git a/YD_Event.Application/Event/UnifiedRegistrationService.cs b/YD_Event.Application/Event/UnifiedRegistrationService.cs
index 5b7271f..113997c 100644
--- a/YD_Event.Application/Event/UnifiedRegistrationService.cs
+++ b/YD_Event.Application/Event/UnifiedRegistrationService.cs
@@ -50,6 +50,7 @@ public class UnifiedRegistrationService : ITransient
     private readonly OrderNoGeneratorService _orderNoGeneratorService;
     private readonly RefundConfigService _refundConfigService;
     private readonly ISqlSugarRepository<RefundRecord> _refundRecordRepository;
+    private readonly EventRuleSnapshotService _ruleSnapshotService;
 
     public UnifiedRegistrationService(
         ISqlSugarRepository<EventInfo> eventRepository,
@@ -81,7 +82,8 @@ public class UnifiedRegistrationService : ITransient
         ILogger<UnifiedRegistrationService> logger,
         OrderNoGeneratorService orderNoGeneratorService,
         RefundConfigService refundConfigService,
-        ISqlSugarRepository<RefundRecord> refundRecordRepository)
+        ISqlSugarRepository<RefundRecord> refundRecordRepository,
+        EventRuleSnapshotService ruleSnapshotService)
     {
         _eventRepository = eventRepository;
         _unitRepository = unitRepository;
@@ -113,6 +115,7 @@ public class UnifiedRegistrationService : ITransient
         _orderNoGeneratorService = orderNoGeneratorService;
         _refundConfigService = refundConfigService;
         _refundRecordRepository = refundRecordRepository;
+        _ruleSnapshotService = ruleSnapshotService;
     }
 
     /// <summary>