diff --git a/Emacs-instructions.md b/Emacs-instructions.md
index 984861c..049a808 100644
--- a/Emacs-instructions.md
+++ b/Emacs-instructions.md
@@ -39,6 +39,8 @@ Note! If you get `error in process filter: Attempt to shape unibyte text`, check
 ;; (46 . ".\\(?:\\(?:\\.[.<]\\)\\|[.=-]\\)")
 ```
 
+Char 45 is also known to have issues in OSX Mojave.
+
 If you are having problems with helm you can disable ligatures in helm:
 
 ```elisp