diff --git a/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/user/AdminUserServiceImpl.java b/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/user/AdminUserServiceImpl.java
index 44d3cbabb..13b267662 100644
--- a/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/user/AdminUserServiceImpl.java
+++ b/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/user/AdminUserServiceImpl.java
@@ -194,6 +194,8 @@ public class AdminUserServiceImpl implements AdminUserService {
             if (ObjectUtil.isNotNull(adminUserDO) && !StringUtils.equals(adminUserDO.getUsername(), mobile)) {
                 if(StringUtils.isNotEmpty(adminUserDO.getPassword())) {
                     throw ServiceExceptionUtil.exception(USER_MOBILE_UPDATE_NOT_ALLOW_ERROR);
+                } else {
+                    updateObj.setUsername(mobile);
                 }
             }
         }