diff --git a/src/Views/CommandLogContentPresenter.cs b/src/Views/CommandLogContentPresenter.cs
index a2499f8d..7aa66575 100644
--- a/src/Views/CommandLogContentPresenter.cs
+++ b/src/Views/CommandLogContentPresenter.cs
@@ -50,7 +50,9 @@ namespace SourceGit.Views
                         {
                             ChangeLinePart(line.Offset + idx, line.Offset + err.Length + 1, v =>
                             {
+                                var old = v.TextRunProperties.Typeface;
                                 v.TextRunProperties.SetForegroundBrush(Brushes.Red);
+                                v.TextRunProperties.SetTypeface(new Typeface(old.FontFamily, old.Style, FontWeight.Bold));
                             });
                         }
                     }