diff --git a/src/main/java/io/linfeng/modules/admin/service/impl/AppUserServiceImpl.java b/src/main/java/io/linfeng/modules/admin/service/impl/AppUserServiceImpl.java
index fe29115..2741147 100644
--- a/src/main/java/io/linfeng/modules/admin/service/impl/AppUserServiceImpl.java
+++ b/src/main/java/io/linfeng/modules/admin/service/impl/AppUserServiceImpl.java
@@ -173,7 +173,7 @@ public class AppUserServiceImpl extends ServiceImpl<AppUserDao, AppUserEntity> i
             appUser.setMobile(form.getMobile());
             appUser.setGender(0);
             appUser.setAvatar(Constant.DEAULT_HEAD);
-            appUser.setUsername("LF_" + RandomUtil.randomNumbers(8));
+            appUser.setUsername(generateRandomName("H5"));
             appUser.setCreateTime(DateUtil.nowDateTime());
             appUser.setUpdateTime(DateUtil.nowDateTime());
             List<String> list = new ArrayList<>();
@@ -336,7 +336,7 @@ public class AppUserServiceImpl extends ServiceImpl<AppUserDao, AppUserEntity> i
             AppUserEntity appUser = new AppUserEntity();
             appUser.setGender(0);
             appUser.setAvatar(Constant.DEAULT_HEAD);
-            appUser.setUsername("LF_wx" + RandomUtil.randomNumbers(8));
+            appUser.setUsername(generateRandomName("WX"));
             appUser.setCreateTime(DateUtil.nowDateTime());
             appUser.setUpdateTime(DateUtil.nowDateTime());
             appUser.setOpenid(openId);
@@ -420,4 +420,14 @@ public class AppUserServiceImpl extends ServiceImpl<AppUserDao, AppUserEntity> i
         return (String) json.get("openid");
     }
 
+    private String generateRandomName(String type){
+        String name = "";
+        if(type.equals("H5")){
+            name = "LF_" + RandomUtil.randomNumbers(8);
+        }else if(type.equals("WX")){
+            name = "LF_wx" + RandomUtil.randomNumbers(8);
+        }
+        return name;
+    }
+
 }
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