diff --git a/gemfiles/rails_6_1.gemfile b/gemfiles/rails_6_1.gemfile
index dc6fe059..65745ff4 100644
--- a/gemfiles/rails_6_1.gemfile
+++ b/gemfiles/rails_6_1.gemfile
@@ -1,10 +1,10 @@
 # This file was generated by Appraisal
 
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
-gem "codeclimate-test-reporter", "~> 1.0.3", group: :test, require: nil
-gem "rubocop", "~> 1.60.2", require: false
-gem "rubocop-performance", "~> 1.20.2", require: false
-gem "rails", "6.1.7.6"
+gem 'codeclimate-test-reporter', '~> 1.0.3', group: :test, require: nil
+gem 'rails', '6.1.7.6'
+gem 'rubocop', '~> 1.60.2', require: false
+gem 'rubocop-performance', '~> 1.20.2', require: false
 
-gemspec path: "../"
+gemspec path: '../'
diff --git a/gemfiles/rails_7_0.gemfile b/gemfiles/rails_7_0.gemfile
index 19273dc2..09345c27 100644
--- a/gemfiles/rails_7_0.gemfile
+++ b/gemfiles/rails_7_0.gemfile
@@ -1,10 +1,10 @@
 # This file was generated by Appraisal
 
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
-gem "codeclimate-test-reporter", "~> 1.0.3", group: :test, require: nil
-gem "rubocop", "~> 1.60.2", require: false
-gem "rubocop-performance", "~> 1.20.2", require: false
-gem "rails", "7.0.8"
+gem 'codeclimate-test-reporter', '~> 1.0.3', group: :test, require: nil
+gem 'rails', '7.0.8'
+gem 'rubocop', '~> 1.60.2', require: false
+gem 'rubocop-performance', '~> 1.20.2', require: false
 
-gemspec path: "../"
+gemspec path: '../'
diff --git a/gemfiles/rails_7_1.gemfile b/gemfiles/rails_7_1.gemfile
index 5a174b2c..05157ae2 100644
--- a/gemfiles/rails_7_1.gemfile
+++ b/gemfiles/rails_7_1.gemfile
@@ -1,10 +1,10 @@
 # This file was generated by Appraisal
 
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
-gem "codeclimate-test-reporter", "~> 1.0.3", group: :test, require: nil
-gem "rubocop", "~> 1.60.2", require: false
-gem "rubocop-performance", "~> 1.20.2", require: false
-gem "rails", "7.1.3"
+gem 'codeclimate-test-reporter', '~> 1.0.3', group: :test, require: nil
+gem 'rails', '7.1.3'
+gem 'rubocop', '~> 1.60.2', require: false
+gem 'rubocop-performance', '~> 1.20.2', require: false
 
-gemspec path: "../"
+gemspec path: '../'