diff --git a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
index 2dc061d0..b3ded85a 100644
--- a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
@@ -508,7 +508,7 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
         QueryWrapper<Account> qw = new QueryWrapper<>();
         qw.eq("BINARY user_email", accountTrialDTO.getEmail());
         List<Account> accountList = accountMapper.selectList(qw);
-        if (CollectionUtil.isNotEmpty(accountList)) {
+        if (CollectionUtil.isNotEmpty(accountList) && !accountList.get(0).getSystemUser().equals(0)) {
             if (accountList.get(0).getIsTrial() == 1) {
                 throw new BusinessException("The email has already been registered", ResultEnum.PROMPT.getCode());
             } else {
@@ -538,6 +538,7 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
                 account = CopyUtil.copyObject(accountList.get(0), Account.class);
                 account.setIsTrial(1);
                 account.setIsBeginner(1);
+                account.setSystemUser(3);
                 account.setValidStartTime(System.currentTimeMillis());
                 if (link) {
                     account.setValidEndTime(Instant.now().plus(14, ChronoUnit.DAYS).toEpochMilli());