diff --git a/hzims-service/ticket/src/main/java/com/hnac/hzims/ticket/workTicket/service/impl/OfflineTicketServiceImpl.java b/hzims-service/ticket/src/main/java/com/hnac/hzims/ticket/workTicket/service/impl/OfflineTicketServiceImpl.java
index 774fc57..ec5c331 100644
--- a/hzims-service/ticket/src/main/java/com/hnac/hzims/ticket/workTicket/service/impl/OfflineTicketServiceImpl.java
+++ b/hzims-service/ticket/src/main/java/com/hnac/hzims/ticket/workTicket/service/impl/OfflineTicketServiceImpl.java
@@ -61,6 +61,7 @@ public class OfflineTicketServiceImpl extends BaseServiceImpl<WorkTicketInfoMapp
     private final IWorkTicketContentService contentService;
     private final IUserClient userClient;
     private final IWorkTicketFlowService workTicketFlowService;
+    private Lock lock = new ReentrantLock();
 
     /**
      * 线下工作票开票
@@ -175,7 +176,6 @@ public class OfflineTicketServiceImpl extends BaseServiceImpl<WorkTicketInfoMapp
         });
         DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyMM");
         String yearMonth = YearMonth.now().format(formatter);
-        Lock lock = new ReentrantLock();
         lock.lock();
         try {
             LocalDateTime date = LocalDateTime.now();