diff --git a/plugin/fugitive.vim b/plugin/fugitive.vim
index 8fabd1c..2d9816b 100644
--- a/plugin/fugitive.vim
+++ b/plugin/fugitive.vim
@@ -2274,7 +2274,7 @@ endfunction
 function! s:instaweb_url(opts) abort
   let output = a:opts.repo.git_chomp('instaweb','-b','unknown')
   if output =~# 'http://'
-    let root = matchstr(output,'http://.*').'/?p='.fnamemodify(a:opts.repo.opts.dir(),':t')
+    let root = matchstr(output,'http://.*').'/?p='.fnamemodify(a:opts.repo.dir(),':t')
   else
     return ''
   endif