Update runtime files.
diff --git a/runtime/doc/spell.txt b/runtime/doc/spell.txt
index 872f251..3e20380 100644
--- a/runtime/doc/spell.txt
+++ b/runtime/doc/spell.txt
@@ -131,8 +131,8 @@
rare as this is a fairly uncommon command and all
intuitive commands for this are already taken. If you
want you can add mappings with e.g.: >
- nnoremap z? :exe ':spellrare ' . expand('<cWORD>')<CR>
- nnoremap z/ :exe ':spellrare! ' . expand('<cWORD>')<CR>
+ nnoremap z? :exe ':spellrare ' .. expand('<cWORD>')<CR>
+ nnoremap z/ :exe ':spellrare! ' .. expand('<cWORD>')<CR>
< |:spellundo|, |zuw|, or |zuW| can be used to undo this.
:spellr[rare]! {word} Add {word} as a rare word to the internal word