diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 7ad6ce1de..0d778dd67 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -57,7 +57,8 @@ class ApplicationController < ActionController::Base
   end
 
   def redirect_unless_admin
-    unless AppConfig[:admins].include?(current_user.username)
+    admins = AppConfig[:admins]
+    unless admins.present? && admins.include?(current_user.username)
       redirect_to root_url
     end
   end
diff --git a/spec/controllers/application_controller_spec.rb b/spec/controllers/application_controller_spec.rb
deleted file mode 100644
index 01847eef4..000000000
--- a/spec/controllers/application_controller_spec.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-require 'spec_helper'
-
-describe ApplicationController do
-end