diff --git a/README.markdown b/README.markdown
index b0f0169..d929be1 100644
--- a/README.markdown
+++ b/README.markdown
@@ -36,10 +36,9 @@ making it like `git add` when called from a work tree file and like
 `git checkout` when called from the index or a blob in history.
 
 Use `:Gbrowse` to open the current file on the web front-end of your favorite
-hosting provider, with optional line range (try it in visual mode!).  Built-in
-support is provided for `git instaweb`, and plugins are available for popular
-providers such as [GitHub][rhubarb.vim], [GitLab][fugitive-gitlab.vim], and
-[Bitbucket][fubitive.vim].
+hosting provider, with optional line range (try it in visual mode!).  Plugins
+are available for popular providers such as [GitHub][rhubarb.vim],
+[GitLab][fugitive-gitlab.vim], and [Bitbucket][fubitive.vim].
 
 [rhubarb.vim]: https://github.com/tpope/vim-rhubarb
 [fugitive-gitlab.vim]: https://github.com/shumphrey/fugitive-gitlab.vim