diff --git a/Rakefile b/Rakefile
index 9ed55e022e..b462be57e6 100644
--- a/Rakefile
+++ b/Rakefile
@@ -2,7 +2,7 @@
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
-require File.expand_path('../config/application', __FILE__)
+require_relative 'config/application'
 
 Openfoodnetwork::Application.load_tasks
 
diff --git a/config/application.rb b/config/application.rb
index 6ffee13160..a763f54718 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -1,4 +1,4 @@
-require File.expand_path('../boot', __FILE__)
+require_relative 'boot'
 
 require 'rails/all'
 
diff --git a/config/environment.rb b/config/environment.rb
index 9f6b854161..f3522b8759 100644
--- a/config/environment.rb
+++ b/config/environment.rb
@@ -1,5 +1,5 @@
 # Load the rails application
-require File.expand_path('../application', __FILE__)
+require_relative 'application'
 
 # Initialize the rails application
 Openfoodnetwork::Application.initialize!
diff --git a/lib/tasks/dev.rake b/lib/tasks/dev.rake
index bfa57a07dd..ee8c698c7b 100644
--- a/lib/tasks/dev.rake
+++ b/lib/tasks/dev.rake
@@ -5,8 +5,8 @@ namespace :openfoodnetwork do
 
     desc 'load sample data'
     task :load_sample_data => :environment do
-      require File.expand_path('../../../spec/factories', __FILE__)
-      require File.expand_path('../../../spec/support/spree/init', __FILE__)
+      require_relative '../../spec/factories'
+      require_relative '../../spec/support/spree/init'
       task_name = "openfoodnetwork:dev:load_sample_data"
 
       # -- Shipping / payment information
diff --git a/script/delayed_job b/script/delayed_job
index edf195985f..cecd9acddd 100755
--- a/script/delayed_job
+++ b/script/delayed_job
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
 
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'config', 'environment'))
+require_relative '../config/environment'
 require 'delayed/command'
 Delayed::Command.new(ARGV).daemonize
diff --git a/script/rails b/script/rails
index f8da2cffd4..dc40bb7e84 100755
--- a/script/rails
+++ b/script/rails
@@ -2,5 +2,5 @@
 # This command will automatically be run when you run "rails" with Rails 3 gems installed from the root of your application.
 
 APP_PATH = File.expand_path('../../config/application',  __FILE__)
-require File.expand_path('../../config/boot',  __FILE__)
+require_relative '../config/boot'
 require 'rails/commands'
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index f4c5b73fac..c7a7f8e790 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -8,7 +8,7 @@ Knapsack.tracker.config({enable_time_offset_warning: false}) unless ENV['CI']
 Knapsack::Adapters::RSpecAdapter.bind
 
 ENV["RAILS_ENV"] ||= 'test'
-require File.expand_path("../../config/environment", __FILE__)
+require_relative "../config/environment"
 require 'rspec/rails'
 require 'capybara'
 require 'database_cleaner'
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 8bf1192ffe..7d57a78563 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1,5 +1,5 @@
 ENV["RAILS_ENV"] = "test"
-require File.expand_path('../../config/environment', __FILE__)
+require_relative '../config/environment'
 require 'rails/test_help'
 
 class ActiveSupport::TestCase