diff --git a/.rubocop.yml b/.rubocop.yml
index b326b2acb9..b4a2899790 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -77,13 +77,24 @@ Style/RegexpLiteral:
 
 Style/MethodCallWithArgsParentheses:
   IgnoredMethods:
+    - assert
+    - assert_equal
+    - assert_includes
+    - assert_nil
+    - assert_raises
+    - assert_requested # from Webmock
+    - puts
+    - raise
+    - refute
+    - refute_empty
+    - refute_nil
     - require
-    - require_relative
     - require_dependency
+    - require_relative
     - yield
-    - raise
-    - puts
-    - assert_equal
-    - assert
-    - refute
-    - assert_requested # from Webmock
+
+Layout/TrailingWhitespace:
+  Exclude:
+    - 'ext/shopify-cli/extconf.rb' # unsure if safe to remove
+    - 'lib/project_types/extension/messages/messages.rb' # unsure if safe to remove
+    - 'test/project_types/extension/extension_test_helpers/stubs/argo_script.rb' # unsure if save to remove
diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index aa32244831..a39a9412a8 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1,36 +1,11 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2020-11-24 18:00:45 UTC using RuboCop version 1.4.1.
+# on 2020-12-01 16:33:09 UTC using RuboCop version 1.4.1.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
-# Offense count: 12
-# Cop supports --auto-correct.
-# Configuration parameters: EmptyLineBetweenMethodDefs, EmptyLineBetweenClassDefs, EmptyLineBetweenModuleDefs, AllowAdjacentOneLineDefs, NumberOfEmptyLines.
-Layout/EmptyLineBetweenDefs:
-  Exclude:
-    - 'lib/project_types/script/errors.rb'
-    - 'lib/project_types/script/layers/domain/errors.rb'
-    - 'lib/project_types/script/layers/infrastructure/errors.rb'
-
-# Offense count: 5
-# Cop supports --auto-correct.
-# Configuration parameters: AllowInHeredoc.
-Layout/TrailingWhitespace:
-  Exclude:
-    - 'ext/shopify-cli/extconf.rb'
-    - 'lib/project_types/extension/messages/messages.rb'
-    - 'test/project_types/extension/extension_test_helpers/stubs/argo_script.rb'
-
 # Offense count: 30
 Minitest/MultipleAssertions:
   Max: 9
-
-# Offense count: 74
-# Cop supports --auto-correct.
-# Configuration parameters: IgnoreMacros, IgnoredMethods, IgnoredPatterns, IncludedMacros, AllowParenthesesInMultilineCall, AllowParenthesesInChaining, AllowParenthesesInCamelCaseMethod, EnforcedStyle.
-# SupportedStyles: require_parentheses, omit_parentheses
-Style/MethodCallWithArgsParentheses:
-  Enabled: false
diff --git a/lib/project_types/script/errors.rb b/lib/project_types/script/errors.rb
index f4bf66a1fb..32c71d4165 100644
--- a/lib/project_types/script/errors.rb
+++ b/lib/project_types/script/errors.rb
@@ -6,6 +6,7 @@ class InvalidContextError < ScriptProjectError; end
     class InvalidScriptNameError < ScriptProjectError; end
     class NoExistingAppsError < ScriptProjectError; end
     class NoExistingOrganizationsError < ScriptProjectError; end
+
     class NoExistingStoresError < ScriptProjectError
       attr_reader :organization_id
       def initialize(organization_id)
@@ -13,8 +14,10 @@ def initialize(organization_id)
         @organization_id = organization_id
       end
     end
+
     class ScriptProjectAlreadyExistsError < ScriptProjectError; end
     class InvalidConfigProps < ScriptProjectError; end
+
     class InvalidConfigYAMLError < ScriptProjectError
       attr_reader :config_file
       def initialize(config_file)
diff --git a/lib/project_types/script/layers/domain/errors.rb b/lib/project_types/script/layers/domain/errors.rb
index ffb5472fbb..0196fc9c73 100644
--- a/lib/project_types/script/layers/domain/errors.rb
+++ b/lib/project_types/script/layers/domain/errors.rb
@@ -5,6 +5,7 @@ module Layers
     module Domain
       module Errors
         class PushPackageNotFoundError < ScriptProjectError; end
+
         class InvalidExtensionPointError < ScriptProjectError
           attr_reader :type
           def initialize(type)
@@ -12,6 +13,7 @@ def initialize(type)
             @type = type
           end
         end
+
         class ScriptNotFoundError < ScriptProjectError
           attr_reader :script_name, :extension_point_type
           def initialize(extension_point_type, script_name)
@@ -20,6 +22,7 @@ def initialize(extension_point_type, script_name)
             @extension_point_type = extension_point_type
           end
         end
+
         class ServiceFailureError < ScriptProjectError; end
       end
     end
diff --git a/lib/project_types/script/layers/infrastructure/errors.rb b/lib/project_types/script/layers/infrastructure/errors.rb
index b7fad73679..33d1d42e6d 100644
--- a/lib/project_types/script/layers/infrastructure/errors.rb
+++ b/lib/project_types/script/layers/infrastructure/errors.rb
@@ -10,6 +10,7 @@ class AppScriptUndefinedError < ScriptProjectError; end
         class BuildError < ScriptProjectError; end
         class DependencyInstallError < ScriptProjectError; end
         class ForbiddenError < ScriptProjectError; end
+
         class GraphqlError < ScriptProjectError
           attr_reader :errors
           def initialize(errors)
@@ -17,7 +18,9 @@ def initialize(errors)
             super("GraphQL failed with errors: #{errors}")
           end
         end
+
         class ProjectCreatorNotFoundError < ScriptProjectError; end
+
         class ScriptRepushError < ScriptProjectError
           attr_reader :api_key
           def initialize(api_key)
@@ -25,15 +28,18 @@ def initialize(api_key)
             @api_key = api_key
           end
         end
+
         class ScriptServiceUserError < ScriptProjectError
           def initialize(query_name, errors)
             super("Failed performing #{query_name}. Errors: #{errors}.")
           end
         end
+
         class ShopAuthenticationError < ScriptProjectError; end
         class ShopScriptConflictError < ScriptProjectError; end
         class ShopScriptUndefinedError < ScriptProjectError; end
         class TaskRunnerNotFoundError < ScriptProjectError; end
+
         class PackagesOutdatedError < ScriptProjectError
           attr_reader :outdated_packages
           def initialize(outdated_packages)
diff --git a/lib/shopify-cli/process_supervision.rb b/lib/shopify-cli/process_supervision.rb
index 9cfb7b9737..5b917f2a00 100644
--- a/lib/shopify-cli/process_supervision.rb
+++ b/lib/shopify-cli/process_supervision.rb
@@ -206,7 +206,7 @@ def kill(id)
       unless ctx.windows?
         Process.kill('TERM', id)
         50.times do
-          sleep 0.1
+          sleep(0.1)
           break unless stat(id)
         end
       end