diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java
index 9943c2c..b2fd75e 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java
@@ -383,9 +383,19 @@ public class PatientWeightServiceImpl extends BaseServiceImpl implements Patient
         patientWeight.setDayWeigthsJson(null);
         patientWeight.setCreated(new Date(Long.parseLong(patientWeight.getCreated2())));
         patientWeight.setCreated2(null);
-        if(StringUtils.isNotEmpty(patientWeight.getId())) {
-            mongoTemplate.save(patientWeight);
+
+        PatientWeight pw = mongoTemplate.findOne(Query.query(Criteria.where("pid").is(patientWeight.getPid())), PatientWeight.class);
+        if(pw != null) {
+            patientWeight.setId(pw.getId());
+            Update update = MongoConvertHelper.convertToNativeUpdate(ReflectionUtils.getUpdateField(patientWeight));
+            mongoTemplate.updateFirst(Query.query(Criteria.where("id").is(pw.getId())), update, PatientWeight.class);
+        } else {
+            if(StringUtils.isNotEmpty(patientWeight.getId())) {
+                mongoTemplate.save(patientWeight);
+            }
         }
+
+
        return RespBuilder.buildSuccess(patientWeight.getId());
     }