diff --git a/frontend/mainwindow.cpp b/frontend/mainwindow.cpp
index b622fa5..6bcb226 100644
--- a/frontend/mainwindow.cpp
+++ b/frontend/mainwindow.cpp
@@ -404,7 +404,7 @@ void MainWindow::initTimer() {
             m_askTimer->stop();
         } else {
             //允许弹窗且当前次搜索（为关闭主界面，算一次搜索过程）未询问且当前为暴力搜索
-            if(m_settings->value(ENABLE_CREATE_INDEX_ASK_DIALOG).toBool() && !m_currentSearchAsked && GlobalSettings::getInstance()->getValue(FILE_INDEX_ENABLE_KEY).toBool() == false)
+            if(m_settings->value(ENABLE_CREATE_INDEX_ASK_DIALOG, true).toBool() && !m_currentSearchAsked && GlobalSettings::getInstance()->getValue(FILE_INDEX_ENABLE_KEY).toBool() == false)
                 m_askTimer->start();
         }
     });