diff --git a/Gemfile b/Gemfile
index d07d27d..dc57eb9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,7 @@ gem "reform-rails", "~> 0.1"
 group :development, :test do
   # Call "byebug" anywhere in the code to stop execution and get a debugger console
   gem "bullet", "~> 5.7"
-  gem 'coveralls', require: false
+  gem "coveralls", require: false
   gem "awesome_print"
   gem "byebug", platforms: %i[mri mingw x64_mingw]
   # Adds support for Capybara system testing and selenium driver
diff --git a/app/concepts/crud/common/operations/persist.rb b/app/concepts/crud/common/operations/persist.rb
index c2c8276..b5e22d2 100644
--- a/app/concepts/crud/common/operations/persist.rb
+++ b/app/concepts/crud/common/operations/persist.rb
@@ -7,7 +7,7 @@ class Persist < Trailblazer::Operation
         # step Trailblazer::Operation::Policy::Pundit(XY, :create?)
 
         step Contract::Build()
-        step Contract::Validate()  
+        step Contract::Validate()
         step Contract::Persist()
       end
     end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 690642c..5541885 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -16,7 +16,7 @@
 #
 # See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
 
-require 'coveralls'
+require "coveralls"
 Coveralls.wear!
 
 RSpec.configure do |config|