diff --git a/contrib/bash_completion b/contrib/bash_completion
--- a/contrib/bash_completion
+++ b/contrib/bash_completion
@@ -364,7 +364,7 @@ complete -o bashdefault -o default -F _h
 _hg_cmd_email()
 {
     case "$prev" in
-	-c|--cc|-t|--to|-f|--from)
+	-c|--cc|-t|--to|-f|--from|--bcc)
 	    # we need an e-mail address. let the user provide a function 
 	    # to get them
 	    if [ "$(type -t _hg_emails)" = function ]; then