diff --git a/src/gui.rs b/src/gui.rs
index 676c354..1e19454 100644
--- a/src/gui.rs
+++ b/src/gui.rs
@@ -76,10 +76,11 @@ pub fn gui_run() {
 
 fn set_font(ctx: &egui::Context) {
     let mut style = (*ctx.style()).clone();
+    let font_family = FontFamily::Name("Microsoft YaHei".into());
     style.text_styles = [
-        (TextStyle::Heading, FontId::new(18.0, FontFamily::Proportional)),
-        (TextStyle::Body, FontId::new(14.0, FontFamily::Proportional)),
-        (TextStyle::Button, FontId::new(14.0, FontFamily::Proportional)),
+        (TextStyle::Heading, FontId::new(18.0, font_family.clone())),
+        (TextStyle::Body, FontId::new(14.0, font_family.clone())),
+        (TextStyle::Button, FontId::new(14.0, font_family.clone())),
     ].into();
     ctx.set_style(style);
 }