diff --git a/appsrc/baseservice/db/setting_db_dao.cpp b/appsrc/baseservice/db/setting_db_dao.cpp
index 03858c6..d7a9c43 100644
--- a/appsrc/baseservice/db/setting_db_dao.cpp
+++ b/appsrc/baseservice/db/setting_db_dao.cpp
@@ -125,7 +125,7 @@ void SettingDBDao::initSettingDefaultValTable() {
       }
       case SettingId::kpre_heat_time_min: {
         setting.name_ch = "预热时间(分钟)";
-        setting.setValConfig("int", "2", "0", "120");
+        setting.setValConfig("int", "2", "1", "120");
         setting.setVisibleRangeConfig(true, true, true, true);
         break;
       }