diff --git a/contributing-guides/style-guide.md b/contributing-guides/style-guide.md
index d4dacf0c1..27207010d 100644
--- a/contributing-guides/style-guide.md
+++ b/contributing-guides/style-guide.md
@@ -373,6 +373,8 @@ This can be resolved by inserting a comma before the "and" or "or" in the final
 
 - On the `More information` link line, we prefer linking to the author's provided documentation of the command line reference or the man page. When not available, use <https://manned.org> as the default fallback for all platforms (except `osx` and BSD platforms other than FreeBSD). Alternatively, you can link to the author's website or a tutorial page if the command doesn't have a documentation page.
 
+- For `osx`: Apple distributes the built-in man pages [in Xcode](https://developer.apple.com/documentation/os/reading_unix_manual_pages). For commands documented there, we recommend using https://keith.github.io/xcode-man-pages/, an HTML export of all Apple's man pages bundled with Xcode.
+
 - **All links must be enclosed inside angular brackets (`<` and `>`) for proper rendering in clients.**
 
 - We prefer translations to use the more information link of the English page by default.