diff --git a/vendor/faux/lib/faux.rb b/vendor/faux/lib/faux.rb
index 0a60a4f..692670d 100644
--- a/vendor/faux/lib/faux.rb
+++ b/vendor/faux/lib/faux.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'active_support'
 require 'json'
 require 'rack/mount'
diff --git a/vendor/faux/lib/faux/element/atom_feed.rb b/vendor/faux/lib/faux/element/atom_feed.rb
index 3fe0979..fcdead1 100644
--- a/vendor/faux/lib/faux/element/atom_feed.rb
+++ b/vendor/faux/lib/faux/element/atom_feed.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Element
     class AtomFeed < Base
diff --git a/vendor/faux/lib/faux/element/base.rb b/vendor/faux/lib/faux/element/base.rb
index 9216d30..1182729 100644
--- a/vendor/faux/lib/faux/element/base.rb
+++ b/vendor/faux/lib/faux/element/base.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Element
     class Base
diff --git a/vendor/faux/lib/faux/element/fixture.rb b/vendor/faux/lib/faux/element/fixture.rb
index 78c0263..b54fad3 100644
--- a/vendor/faux/lib/faux/element/fixture.rb
+++ b/vendor/faux/lib/faux/element/fixture.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Element
     class Fixture < Base
diff --git a/vendor/faux/lib/faux/element/page.rb b/vendor/faux/lib/faux/element/page.rb
index 8bac47b..52a04b8 100644
--- a/vendor/faux/lib/faux/element/page.rb
+++ b/vendor/faux/lib/faux/element/page.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Element
     class Page < Base
diff --git a/vendor/faux/lib/faux/element/path_with_content_length.rb b/vendor/faux/lib/faux/element/path_with_content_length.rb
index 7103504..898ab71 100644
--- a/vendor/faux/lib/faux/element/path_with_content_length.rb
+++ b/vendor/faux/lib/faux/element/path_with_content_length.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'active_support/core_ext/numeric'
 
 module Faux
diff --git a/vendor/faux/lib/faux/element/robots.rb b/vendor/faux/lib/faux/element/robots.rb
index bbbd26b..15e9b59 100644
--- a/vendor/faux/lib/faux/element/robots.rb
+++ b/vendor/faux/lib/faux/element/robots.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Element
     class Robots < Base
diff --git a/vendor/faux/lib/faux/element/sitemap.rb b/vendor/faux/lib/faux/element/sitemap.rb
index 2940ae7..d47994d 100644
--- a/vendor/faux/lib/faux/element/sitemap.rb
+++ b/vendor/faux/lib/faux/element/sitemap.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'stringio'
 require 'nokogiri'
 require 'zlib'
diff --git a/vendor/faux/lib/faux/helpers/url.rb b/vendor/faux/lib/faux/helpers/url.rb
index 4456b2f..cde5e38 100644
--- a/vendor/faux/lib/faux/helpers/url.rb
+++ b/vendor/faux/lib/faux/helpers/url.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Helpers
     module Url
diff --git a/vendor/faux/lib/faux/middleware/reporter.rb b/vendor/faux/lib/faux/middleware/reporter.rb
index afee7cd..e65a0c0 100644
--- a/vendor/faux/lib/faux/middleware/reporter.rb
+++ b/vendor/faux/lib/faux/middleware/reporter.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 module Faux
   module Middleware
 
diff --git a/vendor/faux/lib/faux/version.rb b/vendor/faux/lib/faux/version.rb
index bc9eeba..d084138 100644
--- a/vendor/faux/lib/faux/version.rb
+++ b/vendor/faux/lib/faux/version.rb
@@ -1,3 +1,8 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
 module Faux
   VERSION = '0.1.0'
 end
diff --git a/vendor/faux/lib/site.rb b/vendor/faux/lib/site.rb
index 316415b..1e74d97 100644
--- a/vendor/faux/lib/site.rb
+++ b/vendor/faux/lib/site.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 # frozen_string_literal: true
 
 require 'rack'
diff --git a/vendor/faux/sites/fixture_site.rb b/vendor/faux/sites/fixture_site.rb
index 034ed27..e355f1f 100644
--- a/vendor/faux/sites/fixture_site.rb
+++ b/vendor/faux/sites/fixture_site.rb
@@ -1,3 +1,8 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
 class FixtureSite < Faux::Base
   fixture '/' do
     path 'spec/fixtures/simple.html'
diff --git a/vendor/faux/sites/robots_txt_respect_rules.rb b/vendor/faux/sites/robots_txt_respect_rules.rb
index 44d245e..fde9af8 100644
--- a/vendor/faux/sites/robots_txt_respect_rules.rb
+++ b/vendor/faux/sites/robots_txt_respect_rules.rb
@@ -1,3 +1,8 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
 class RobotsTxtRespectRules < Faux::Base
   page '/' do
     body do
diff --git a/vendor/faux/sites/simple_site.rb b/vendor/faux/sites/simple_site.rb
index 38b10d4..16e99c1 100644
--- a/vendor/faux/sites/simple_site.rb
+++ b/vendor/faux/sites/simple_site.rb
@@ -1,3 +1,8 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
 class SimpleSite < Faux::Base
   page '/' do
     head { atom_to '/feed' }
diff --git a/vendor/faux/sites/sitemap_pointing_to_sitemaps.rb b/vendor/faux/sites/sitemap_pointing_to_sitemaps.rb
index f53d5cc..bdf518e 100644
--- a/vendor/faux/sites/sitemap_pointing_to_sitemaps.rb
+++ b/vendor/faux/sites/sitemap_pointing_to_sitemaps.rb
@@ -1,3 +1,8 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
 class SitemapPointingToSitemaps < Faux::Base
   robots do
     user_agent '*'
diff --git a/vendor/faux/spec/faux/element/atom_feed_spec.rb b/vendor/faux/spec/faux/element/atom_feed_spec.rb
index b35a20f..a206745 100644
--- a/vendor/faux/spec/faux/element/atom_feed_spec.rb
+++ b/vendor/faux/spec/faux/element/atom_feed_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::AtomFeed do
diff --git a/vendor/faux/spec/faux/element/base_spec.rb b/vendor/faux/spec/faux/element/base_spec.rb
index 9317104..ebc432b 100644
--- a/vendor/faux/spec/faux/element/base_spec.rb
+++ b/vendor/faux/spec/faux/element/base_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::Base do
diff --git a/vendor/faux/spec/faux/element/fixture_spec.rb b/vendor/faux/spec/faux/element/fixture_spec.rb
index 3cffc11..3a76e40 100644
--- a/vendor/faux/spec/faux/element/fixture_spec.rb
+++ b/vendor/faux/spec/faux/element/fixture_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::Fixture do
diff --git a/vendor/faux/spec/faux/element/page_spec.rb b/vendor/faux/spec/faux/element/page_spec.rb
index 0d51d3b..d8860fa 100644
--- a/vendor/faux/spec/faux/element/page_spec.rb
+++ b/vendor/faux/spec/faux/element/page_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::Page do
diff --git a/vendor/faux/spec/faux/element/path_with_content_length_spec.rb b/vendor/faux/spec/faux/element/path_with_content_length_spec.rb
index 893afad..e8d666e 100644
--- a/vendor/faux/spec/faux/element/path_with_content_length_spec.rb
+++ b/vendor/faux/spec/faux/element/path_with_content_length_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::PathWithContentLength do
diff --git a/vendor/faux/spec/faux/element/robots_spec.rb b/vendor/faux/spec/faux/element/robots_spec.rb
index ab53d19..b6d0fd8 100644
--- a/vendor/faux/spec/faux/element/robots_spec.rb
+++ b/vendor/faux/spec/faux/element/robots_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::Robots do
diff --git a/vendor/faux/spec/faux/element/sitemap_spec.rb b/vendor/faux/spec/faux/element/sitemap_spec.rb
index ffb5b69..fd0a276 100644
--- a/vendor/faux/spec/faux/element/sitemap_spec.rb
+++ b/vendor/faux/spec/faux/element/sitemap_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Element::Sitemap do
diff --git a/vendor/faux/spec/faux/middleware/reporter_spec.rb b/vendor/faux/spec/faux/middleware/reporter_spec.rb
index 29a8061..804911e 100644
--- a/vendor/faux/spec/faux/middleware/reporter_spec.rb
+++ b/vendor/faux/spec/faux/middleware/reporter_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Middleware::Reporter do
diff --git a/vendor/faux/spec/faux/site_spec.rb b/vendor/faux/spec/faux/site_spec.rb
index 5d4eeda..be3bff0 100644
--- a/vendor/faux/spec/faux/site_spec.rb
+++ b/vendor/faux/spec/faux/site_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Site do
diff --git a/vendor/faux/spec/faux_spec.rb b/vendor/faux/spec/faux_spec.rb
index dc42fea..613b1af 100644
--- a/vendor/faux/spec/faux_spec.rb
+++ b/vendor/faux/spec/faux_spec.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'spec_helper'
 
 describe Faux::Base do
diff --git a/vendor/faux/spec/spec_helper.rb b/vendor/faux/spec/spec_helper.rb
index b60e1cf..e46ee00 100644
--- a/vendor/faux/spec/spec_helper.rb
+++ b/vendor/faux/spec/spec_helper.rb
@@ -1,3 +1,9 @@
+#
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the MIT License;
+# see LICENSE file in the project root for details
+#
+
 require 'bundler/setup'
 require 'rspec'
 require 'rack/test'