diff --git a/core/lib/generators/solidus/update/update_generator.rb b/core/lib/generators/solidus/update/update_generator.rb
index 5be71edb82e..7d428d1e3af 100644
--- a/core/lib/generators/solidus/update/update_generator.rb
+++ b/core/lib/generators/solidus/update/update_generator.rb
@@ -10,23 +10,23 @@ class UpdateGenerator < ::Rails::Generators::Base
     source_root File.expand_path('templates', __dir__)
 
     class_option :from,
-      type: :string,
-      banner: 'The version your are updating from. E.g. 2.11.10'
+                 type: :string,
+                 banner: 'The version your are updating from. E.g. 2.11.10'
 
     class_option :initializer_basename,
-      type: :string,
-      default: 'new_solidus_defaults',
-      banner: 'The name for the new initializer'
+                 type: :string,
+                 default: 'new_solidus_defaults',
+                 banner: 'The name for the new initializer'
 
     class_option :to,
-      type: :string,
-      default: Spree.solidus_version,
-      hide: true
+                 type: :string,
+                 default: Spree.solidus_version,
+                 hide: true
 
     class_option :initializer_directory,
-      type: :string,
-      default: 'config/initializers/',
-      hide: true
+                 type: :string,
+                 default: 'config/initializers/',
+                 hide: true
 
     def create_new_defaults_initializer
       from = options[:from]
@@ -38,7 +38,7 @@ def create_new_defaults_initializer
       @api_changes = api_changes_template(from, to)
 
       template 'config/initializers/new_solidus_defaults.rb.tt',
-        File.join(options[:initializer_directory], "#{options[:initializer_basename]}.rb")
+               File.join(options[:initializer_directory], "#{options[:initializer_basename]}.rb")
     end
 
     private
diff --git a/core/spec/lib/generators/solidus/update/update_generator_spec.rb b/core/spec/lib/generators/solidus/update/update_generator_spec.rb
index ab76a83d35a..90e0fc01fe6 100644
--- a/core/spec/lib/generators/solidus/update/update_generator_spec.rb
+++ b/core/spec/lib/generators/solidus/update/update_generator_spec.rb
@@ -6,7 +6,7 @@
 RSpec.describe Solidus::UpdateGenerator do
   let(:initializer_directory) { Rails.root.join('tmp') }
   let(:initializer) { File.join(initializer_directory, 'new_solidus_defaults.rb') }
-  let(:delete_initializer) { proc { File.delete(initializer) if File.exists?(initializer) }}
+  let(:delete_initializer) { proc { File.delete(initializer) if File.exist?(initializer) } }
   let(:invoke) do
     lambda do |from, to|
       Rails::Generators.invoke('solidus:update', [
@@ -32,10 +32,10 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree.config do |config|
-          config.load_defaults('2.0')
-          # config.foo = false
-        end
+          Spree.config do |config|
+            config.load_defaults('2.0')
+            # config.foo = false
+          end
         RUBY
       )
     end
@@ -48,9 +48,9 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree.config do |config|
-          # No changes
-        end
+          Spree.config do |config|
+            # No changes
+          end
         RUBY
       )
     end
@@ -69,10 +69,10 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree::Frontend::Config.configure do |config|
-          config.load_defaults('2.0')
-          # config.foo = false
-        end
+          Spree::Frontend::Config.configure do |config|
+            config.load_defaults('2.0')
+            # config.foo = false
+          end
         RUBY
       )
     end
@@ -85,9 +85,9 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree::Frontend::Config.configure do |config|
-          # No changes
-        end
+          Spree::Frontend::Config.configure do |config|
+            # No changes
+          end
         RUBY
       )
     end
@@ -106,10 +106,10 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree::Backend::Config.configure do |config|
-          config.load_defaults('2.0')
-          # config.foo = false
-        end
+          Spree::Backend::Config.configure do |config|
+            config.load_defaults('2.0')
+            # config.foo = false
+          end
         RUBY
       )
     end
@@ -122,9 +122,9 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree::Backend::Config.configure do |config|
-          # No changes
-        end
+          Spree::Backend::Config.configure do |config|
+            # No changes
+          end
         RUBY
       )
     end
@@ -143,10 +143,10 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree::Api::Config.configure do |config|
-          config.load_defaults('2.0')
-          # config.foo = false
-        end
+          Spree::Api::Config.configure do |config|
+            config.load_defaults('2.0')
+            # config.foo = false
+          end
         RUBY
       )
     end
@@ -159,9 +159,9 @@
 
       expect(File.read(initializer)).to include(
         <<~RUBY
-        Spree::Api::Config.configure do |config|
-          # No changes
-        end
+          Spree::Api::Config.configure do |config|
+            # No changes
+          end
         RUBY
       )
     end