diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyHighRiskBabyFacade.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyHighRiskBabyFacade.java
index e0dde71..b901ad4 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyHighRiskBabyFacade.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyHighRiskBabyFacade.java
@@ -642,7 +642,7 @@ public class BabyHighRiskBabyFacade extends BaseServiceImpl {
 
     }
 
-    private String getYeaNumberUtil(String hospitalId) {
+    private synchronized String getYeaNumberUtil(String hospitalId) {
         AggregationOperation match = Aggregation.match(Criteria.where("yn").is(YnEnums.YES.getId()).and("hospitalId").is(hospitalId)
                 .and("czOrfzProject").is("cz"));
         //使用医院分组，获取该医院最大的number值