diff --git a/plugin/bullets.vim b/plugin/bullets.vim
index 4be95d6..84908c6 100644
--- a/plugin/bullets.vim
+++ b/plugin/bullets.vim
@@ -585,7 +585,8 @@ command! InsertNewBullet call <SID>insert_new_bullet()
 " Helper for Colon Indent
 "   returns 1 if current line ends in a colon, else 0
 fun! s:line_ends_in_colon(lnum)
-  return getline(a:lnum)[strlen(getline(a:lnum))-1:] ==# ':'
+  let l:last_char_nr = strgetchar(getline(a:lnum), strcharlen(getline(a:lnum))-1)
+  return l:last_char_nr == 65306 || l:last_char_nr == 58
 endfun
 " --------------------------------------------------------- }}}