Bundler will fail when it can't find these locally

--- a/Gemfile
+++ b/Gemfile
@@ -284,7 +284,6 @@
 gem 'rails-i18n', gem_versions['rails-i18n']
 gem 'gettext_i18n_rails', '~> 1.8'
 gem 'gettext_i18n_rails_js', '~> 1.3'
-gem 'gettext', '~> 3.2.2', require: false, group: :development
 
 gem 'batch-loader', '~> 1.2', '>= 1.2.1'
 
@@ -307,21 +306,6 @@
   gem 'raindrops', '~> 0.18'
 end
 
-group :development do
-  gem 'foreman', '~> 0.84.0'
-  gem 'brakeman', '~> 4.2', require: false
-
-  gem 'letter_opener_web', '~> 1.3.0'
-  gem 'rblineprof', '~> 0.3.6', platform: :mri, require: false
-
-  # Better errors handler
-  gem 'better_errors', '~> 2.1.0'
-  gem 'binding_of_caller', '~> 0.7.2'
-
-  # thin instead webrick
-  gem 'thin', '~> 1.7.0'
-end
-
 group :development, :test do
   gem 'bootsnap', '~> 1.3'
   gem 'bullet', '~> 5.5.0', require: !!ENV['ENABLE_BULLET']