diff --git a/bin/fluentd-ui b/bin/fluentd-ui
index 8f90c09..36233c5 100755
--- a/bin/fluentd-ui
+++ b/bin/fluentd-ui
@@ -7,6 +7,7 @@ dir = File.expand_path("../../", __FILE__)
 ENV["BUNDLE_GEMFILE"] ||= File.join(dir, "Gemfile.production")
 ENV["SECRET_KEY_BASE"] ||= SecureRandom.hex(64)
 ENV["RAILS_ENV"] ||= "production"
+ENV["RAILS_SERVE_STATIC_FILES"] = "yes"
 
 require File.join(dir, "lib/fluentd-ui/command.rb")