diff --git a/kitty/options/definition.py b/kitty/options/definition.py
index db3dd6b44..e2f8031e0 100644
--- a/kitty/options/definition.py
+++ b/kitty/options/definition.py
@@ -35,8 +35,8 @@
 You can specify different fonts for the bold/italic/bold-italic variants.
 To get a full list of supported fonts use the `kitty list-fonts` command.
 By default they are derived automatically, by the OSes font system. When
-bold_font or bold_italic_font is set to :code:`auto`, the priority of bold
-fonts is semi-bold, bold, heavy. Setting them manually is useful for font
+bold_font or bold_italic_font is set to :code:`auto` on macOS, the priority of
+bold fonts is semi-bold, bold, heavy. Setting them manually is useful for font
 families that have many weight variants like Book, Medium, Thick, etc.
 For example::