diff --git a/工具v4/模板文件/讲义模板.txt b/工具v4/模板文件/讲义模板.txt
index 3d807fbf..f3a497c9 100644
--- a/工具v4/模板文件/讲义模板.txt
+++ b/工具v4/模板文件/讲义模板.txt
@@ -1,6 +1,13 @@
 \documentclass[10pt,a4paper,twoside]{article}
+\usepackage{fontspec}
+\IfFontExistsTF{STZhongsong}
+{
 \usepackage[UTF8, fontset = none, heading = true]{ctex}
 \setCJKmainfont[BoldFont=黑体,ItalicFont=楷体]{华文中宋}
+}
+{
+\usepackage[UTF8, fontset = fandol, heading = true]{ctex}
+}
 \usepackage{amssymb,amsmath,amsfonts,amsthm,mathrsfs,graphicx}
 \usepackage{ifthen,indentfirst,enumerate,color,lastpage}
 \usepackage{tikz}