diff --git a/bin/fluentd-ui b/bin/fluentd-ui
index 89d7a58..465c6ea 100755
--- a/bin/fluentd-ui
+++ b/bin/fluentd-ui
@@ -6,5 +6,6 @@ dir = File.expand_path("../../", __FILE__)
 ENV["BUNDLE_GEMFILE"] ||= File.join(dir, "Gemfile.production")
 ENV["SECRET_KEY_BASE"] ||= SecureRandom.hex(64)
 ENV["RAILS_ENV"] ||= "production"
+system(*%W(bundle install))
 system(*%W(bundle exec rake db:create db:migrate db:seed))
 system(*%W(bundle exec rackup -E production #{dir}/config.ru))