diff --git a/website/docs/source/v2/cli/box.html.md b/website/docs/source/v2/cli/box.html.md
index bddb8020a..a1e0e2f5e 100644
--- a/website/docs/source/v2/cli/box.html.md
+++ b/website/docs/source/v2/cli/box.html.md
@@ -38,6 +38,9 @@ after the initial download.
 
 ## Options
 
+* `--cert CERTFILE` - A client certificate to use when downloading the box, if
+  necessary.
+
 * `--clean` - If given, Vagrant will remove any old temporary files from
   prior downloads of the same URL. This is useful if you don't want Vagrant
   to resume a download from a previous point, perhaps because the contents
diff --git a/website/docs/source/v2/vagrantfile/machine_settings.html.md b/website/docs/source/v2/vagrantfile/machine_settings.html.md
index 868091e70..2177eacfd 100644
--- a/website/docs/source/v2/vagrantfile/machine_settings.html.md
+++ b/website/docs/source/v2/vagrantfile/machine_settings.html.md
@@ -23,6 +23,18 @@ the installed boxes on the system.
 
 <hr>
 
+`config.vm.box_download_client_cert` - Path to a client certificate to
+use when downloading the box, if it is necessary. By default, no client
+certificate is used to download the box.
+
+<hr>
+
+`config.vm.box_download_insecure` - If true, then SSL certificates
+from the server will not be verified. By default, if the URL is an HTTPS
+URL, then SSL certs will be verified.
+
+<hr>
+
 `config.vm.box_url` - The URL that the configured box can be found at.
 If the box is not installed on the system, it will be retrieved from this
 URL when `vagrant up` is run.