diff --git a/src/main/java/com/cm/population/service/populationinfo/impl/PopulationInfoServiceImpl.java b/src/main/java/com/cm/population/service/populationinfo/impl/PopulationInfoServiceImpl.java
index 56b6ec9..23c1ff4 100644
--- a/src/main/java/com/cm/population/service/populationinfo/impl/PopulationInfoServiceImpl.java
+++ b/src/main/java/com/cm/population/service/populationinfo/impl/PopulationInfoServiceImpl.java
@@ -235,6 +235,7 @@ public class PopulationInfoServiceImpl extends AbstractService implements IPopul
     @Override
     public String saveReturnId(String token, PopulationInfoVO populationInfoVO) {
         String populationInfoId = UUIDUtil.getUUID();
+        populationInfoVO.setIdcard(populationInfoVO.getIdcard().trim().replaceAll("x", "X"));
         PopulationInfoDTO dto = getByIdcard(populationInfoVO.getIdcard().trim());
         if (dto != null) {
             throw new SaveException("该证件号码已存在");
@@ -306,7 +307,7 @@ public class PopulationInfoServiceImpl extends AbstractService implements IPopul
 
     @Override
     public void update(String token, String populationInfoId, PopulationInfoVO populationInfoVO) {
-        Map<String, Object> params = HashMapUtil.objectToMap(populationInfoVO);
+        populationInfoVO.setIdcard(populationInfoVO.getIdcard().trim().replaceAll("x", "X"));
         PopulationInfoDTO dto = getByIdcard(populationInfoVO.getIdcard().trim());
         if (dto != null && !dto.getPopulationInfoId().equals(populationInfoId)) {
             throw new SaveException("该证件号码已存在");
@@ -331,6 +332,7 @@ public class PopulationInfoServiceImpl extends AbstractService implements IPopul
         if (!StringUtil.isEmpty(populationInfoVO.getPhone()) && populationInfoVO.getPhone().length() != 11) {
             throw new SaveException("手机号码错误");
         }
+        Map<String, Object> params = HashMapUtil.objectToMap(populationInfoVO);
         params.put("populationInfoId", populationInfoId);
         if(StringUtils.isEmpty(token)) {
             setUpdateInfo(params);