diff --git a/modules/twainui/hg_settingdialog.cpp b/modules/twainui/hg_settingdialog.cpp
index b926b14c..c454c7b2 100644
--- a/modules/twainui/hg_settingdialog.cpp
+++ b/modules/twainui/hg_settingdialog.cpp
@@ -2017,6 +2017,9 @@ void hg_settingdialog::slot_buttonAboutClicked()
     QMessageBox msg(QMessageBox::NoIcon, title,
                     content, QMessageBox::Ok, this);
     msg.setStyleSheet("QLabel{""min-width: 280px;""}");
+    int code = lang_get_cur_code_page();
+    if (code == 1258)
+        msg.setStyleSheet("QLabel{""min-width: 320px;""}");
     msg.exec();
 }