diff --git a/modules/environment/init.zsh b/modules/environment/init.zsh
index 79eba54d..d05aa07b 100644
--- a/modules/environment/init.zsh
+++ b/modules/environment/init.zsh
@@ -17,6 +17,8 @@ zle -N self-insert url-quote-magic
 #
 
 setopt BRACE_CCL          # Allow brace character class list expansion.
+setopt COMBINING_CHARS    # Combine zero-length punctuation characters (accents)
+                          # with the base character.
 setopt RC_QUOTES          # Allow 'Henry''s Garage' instead of 'Henry'\''s Garage'.
 unsetopt MAIL_WARNING     # Don't print a warning message if a mail file has been accessed.