diff --git a/runtime/optwin.vim b/runtime/optwin.vim
index aee9cc4..e5bd6c8 100644
--- a/runtime/optwin.vim
+++ b/runtime/optwin.vim
@@ -1,7 +1,7 @@
 " These commands create the option window.
 "
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2015 Jul 21
+" Last Change:	2015 Jul 22
 
 " If there already is an option window, jump to that one.
 if bufwinnr("option-window") > 0
@@ -706,7 +706,7 @@
 call append("$", "visualbell\tuse a visual bell instead of beeping")
 call <SID>BinOptionG("vb", &vb)
 call append("$", "belloff\tdo not ring the bell for these reasons")
-call <SID>OptionG("beolloff", &beolloff)
+call <SID>OptionG("belloff", &belloff)
 if has("multi_lang")
   call append("$", "helplang\tlist of preferred languages for finding help")
   call <SID>OptionG("hlg", &hlg)