diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/BabyDeathServerImpl.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/BabyDeathServerImpl.java
index 9c3b417..91bc3f5 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/BabyDeathServerImpl.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/BabyDeathServerImpl.java
@@ -73,7 +73,7 @@ public class BabyDeathServerImpl implements IBabyDeathServer {
         Query query = Query.query(Criteria.where("id").is(param.getId()));
         Update update = MongoConvertHelper
                 .convertToNativeUpdate(ReflectionUtils.getUpdateField(param));
-        mongoTemplate.updateFirst(query, update, PregnantDeathModel.class);
+        mongoTemplate.updateFirst(query, update, BabyDeathModel.class);
         return new BaseResponse();
     }