diff --git a/ruoyi-admin/src/main/java/org/dromara/web/controller/AuthController.java b/ruoyi-admin/src/main/java/org/dromara/web/controller/AuthController.java
index 75a25311f..e00ffbac6 100644
--- a/ruoyi-admin/src/main/java/org/dromara/web/controller/AuthController.java
+++ b/ruoyi-admin/src/main/java/org/dromara/web/controller/AuthController.java
@@ -190,7 +190,7 @@ public class AuthController {
         SysUserVo sysUserVo = userService.selectUserByUserName(user.getUsername());
         EqUserConfigBo bo = new EqUserConfigBo();
         bo.setUserId(sysUserVo.getUserId());
-        bo.setLanguageType("zh-CN");
+        bo.setLanguageType("zh_CN");
         bo.setTimezoneType("1");//默认 UTC+08:00
         bo.setTimeFormat("YYYY-MM-DD");
         bo.setCreateBy(sysUserVo.getUserId());