diff --git a/src/Views/Widgets/DiffViewer.xaml.cs b/src/Views/Widgets/DiffViewer.xaml.cs
index 10c15433..739f49b3 100644
--- a/src/Views/Widgets/DiffViewer.xaml.cs
+++ b/src/Views/Widgets/DiffViewer.xaml.cs
@@ -467,6 +467,7 @@ namespace SourceGit.Views.Widgets {
             line.SetBinding(TextBlock.BackgroundProperty, new Binding("BG"));
             line.SetBinding(TextBlock.ForegroundProperty, new Binding("FG"));
             line.SetBinding(TextBlock.FontStyleProperty, new Binding("Style"));
+            line.SetValue(TextBlock.FontFamilyProperty, new FontFamily("Consolas,Microsoft YaHei UI"));
             line.SetValue(TextBlock.FontSizeProperty, new FontSizeConverter().ConvertFrom("9pt"));
             line.SetValue(TextBlock.MarginProperty, new Thickness(0));
             line.SetValue(TextBlock.PaddingProperty, new Thickness(4, 0, 0, 0));
diff --git a/src/Views/Widgets/RevisionFiles.xaml b/src/Views/Widgets/RevisionFiles.xaml
index 33302c46..712f9be6 100644
--- a/src/Views/Widgets/RevisionFiles.xaml
+++ b/src/Views/Widgets/RevisionFiles.xaml
@@ -66,7 +66,7 @@
                 <Grid x:Name="layerTextPreview" Visibility="Collapsed" SizeChanged="OnTextPreviewSizeChanged">
                     <DataGrid
                         x:Name="txtPreviewData"
-                        FontFamily="Consolas"
+                        FontFamily="Consolas,Microsoft YaHei UI"
                         RowHeight="16"
                         RowStyle="{StaticResource Style.DataGridRow.TextPreview}"
                         FrozenColumnCount="1"