diff --git a/plusone-system/plusone-system-domain/src/main/java/xyz/zhouxy/plusone/system/domain/model/account/Password.java b/plusone-system/plusone-system-domain/src/main/java/xyz/zhouxy/plusone/system/domain/model/account/Password.java
index d810c58..1e84525 100644
--- a/plusone-system/plusone-system-domain/src/main/java/xyz/zhouxy/plusone/system/domain/model/account/Password.java
+++ b/plusone-system/plusone-system-domain/src/main/java/xyz/zhouxy/plusone/system/domain/model/account/Password.java
@@ -8,9 +8,8 @@ import javax.annotation.Nonnull;
 import org.springframework.util.Assert;
 
 import xyz.zhouxy.plusone.commons.constant.PatternConsts;
-import xyz.zhouxy.plusone.constant.ErrorCodeConsts;
 import xyz.zhouxy.plusone.domain.IValueObject;
-import xyz.zhouxy.plusone.exception.BizException;
+import xyz.zhouxy.plusone.exception.SysException;
 import xyz.zhouxy.plusone.system.util.PasswordUtil;
 
 /**
@@ -37,7 +36,7 @@ public class Password implements IValueObject {
         }
         var salt = PasswordUtil.generateRandomSalt();
         if (salt == null) {
-            throw new BizException(ErrorCodeConsts.DEFAULT_ERROR_CODE, "未知错误：生成随机盐失败");
+            throw new SysException("未知错误：生成随机盐失败");
         }
         this.saltVal = salt;
         this.passwordVal = PasswordUtil.hashPassword(password, salt);