diff --git a/mdp-form/src/main/java/com/mdp/form/service/FormDataService.java b/mdp-form/src/main/java/com/mdp/form/service/FormDataService.java
index 719400a..bdfbffc 100644
--- a/mdp-form/src/main/java/com/mdp/form/service/FormDataService.java
+++ b/mdp-form/src/main/java/com/mdp/form/service/FormDataService.java
@@ -292,23 +292,30 @@ public class FormDataService extends BaseService<FormDataMapper,FormData> {
 
 		if(FormUtil.TASK_COMPLETED_FORM_DATA_UPDATE.equals(eventName) || FormUtil.TASK_COMPLETED.equals(eventName)) {
 			Map<String,Object> formDatasMap=( Map<String,Object>) flowVars.get("formData");
+
 			if(formDatasMap!=null) {
+				FormDataVo formDataOrigin=BaseUtils.fromMap(formDatasMap, FormDataVo.class);
 				String fieldIds= (String) flowVars.get(FormUtil.NEED_UPDATE_FORM_DATA_FIELD_ID_LIST);
+				FormDefVo formDefVo=this.formFieldService.getFormFieldFromCache(formId);
+				boolean needUpdateBizKey=false;
 				Map<String,Object> needUpdateFormDataMap=new HashMap<>();
 				if(ObjectTools.isNotEmpty(fieldIds)) {
 					for (String fieldId : fieldIds.split(",")) {
 						Object value=formDatasMap.get(fieldId);
 						needUpdateFormDataMap.put(fieldId, value);
+						if(formDefVo.getFormFields().stream().filter(k->k.getFieldIdCamel().equals(fieldId)).findAny().isPresent()){
+							needUpdateBizKey=true;
+						}
 					}
-					FormDataVo formDataVo=BaseUtils.fromMap(needUpdateFormDataMap, FormDataVo.class);
-					FormDefVo formDefVo=this.formFieldService.getFormFieldFromCache(formId);
-					String bizKey=this.createBizKey(formDefVo.getFormFields(), formDataVo);
-					formDataVo.setBizKey(bizKey);
- 					needUpdateFormDataMap.put("procInstId", procInstId);
-					needUpdateFormDataMap.put("bizKey", formDataVo.getBizKey());
-					this.updateSomeFieldsByProcInstId(needUpdateFormDataMap);
-
+				}else{
+					needUpdateFormDataMap.putAll(formDatasMap);
+				}
+				String bizKey=this.createBizKey(formDefVo.getFormFields(), formDataOrigin);
+				if(needUpdateBizKey){
+					needUpdateFormDataMap.put("bizKey", bizKey);
 				}
+				needUpdateFormDataMap.put("procInstId", procInstId);
+				this.updateSomeFieldsByProcInstId(needUpdateFormDataMap);
 			}
 		}else {
 
@@ -353,8 +360,11 @@ public class FormDataService extends BaseService<FormDataMapper,FormData> {
 
 	private int updateSomeFieldsByProcInstId(Map<String, Object> needUpdateFormDataMap) {
 		UpdateWrapper<FormData> uw=new UpdateWrapper<>();
+		FormData formData=BaseUtils.fromMap(needUpdateFormDataMap,FormData.class);
+		uw.setEntity(formData);
 		uw.exists(" SELECT 1 FROM form_data_process_approva a where a.proc_inst_id = {0} AND a.form_data_id = form_data.id",needUpdateFormDataMap.get("procInstId"));
- 		return super.update(BaseUtils.fromMap(needUpdateFormDataMap,FormData.class),uw)?1:0;
+
+		return super.update(uw)?1:0;
 	}