diff --git a/chrome/content/vimperator/completion.js b/chrome/content/vimperator/completion.js
index 326892a9..1e0ac2be 100644
--- a/chrome/content/vimperator/completion.js
+++ b/chrome/content/vimperator/completion.js
@@ -319,7 +319,8 @@ function get_options_completions(filter, unfiltered)/*{{{*/
         if (no_mode && $_[TYPE] != "boolean") return false;
         else return true;
     }).map(function($_) {
-        return [$_[COMMANDS][0], $_[SHORTHELP]];
+        var prefix = no_mode ? 'no' : '';
+        return [prefix + $_[COMMANDS][0], $_[SHORTHELP]];
     });