diff --git a/first_app/config/boot2.rb b/first_app/config/boot2.rb
new file mode 100644
index 0000000..4489e58
--- /dev/null
+++ b/first_app/config/boot2.rb
@@ -0,0 +1,6 @@
+require 'rubygems'
+
+# Set up gems listed in the Gemfile.
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
+
+require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])